Space

Rockets

Ablatives (Henry Spencer) [3137 bytes]
Aerospikes (Henry Spencer; Ben Muniz; Jeff Greason) [17096 bytes]
Cold steel's brittleness (Henry Spencer) [2425 bytes]
Chamber materials (Dani Eder; Henry Spencer) [3989 bytes]
Chamber pressure (Doug Jones; Henry Spencer) [4210 bytes]
Combustion instability (Doug Jones; Henry Spencer) [16166 bytes]
Deep throttling (Henry Spencer) [2843 bytes]
Detonation rocket (Jordin Kare) [2657 bytes]
Efficiency (Bruce P. Dunn; Henry Spencer) [5756 bytes]
Engine cycles (Doug Jones) [4343 bytes]
Engine reliability (Jeff Greason) [2300 bytes]
Engine reusability (Henry Spencer) [1555 bytes]
Engine temperatures (Gary Hudson) [1834 bytes]
Exhaust backflow (Henry Spencer) [2821 bytes]
Exhaust color (Doug Jones; Henry Spencer) [6554 bytes]
Expander cycle (Henry Spencer; Jim F. Glass) [9459 bytes]
Hybrids (Jeff Greason; Bevin McKinney; Bruno Berger; Henry Spencer) [11810 bytes]
Ignition (Paul F. Dietz; Doug Jones; George Herbert; Henry Spencer) [9914 bytes]
Improvements (Henry Spencer; Jeff Greason) [5603 bytes]
Injectors (Henry Spencer) [5180 bytes]
Ion engines (Henry Spencer) [11687 bytes]
Altitude compensation using a jet engine (Gary Hudson) [1738 bytes]
Jet packs (Jordin Kare; Bill Higgins) [7757 bytes]
Liquid engine failure (Henry Spencer) [2412 bytes]
Liquid vs solid (Bruce Dunn) [2961 bytes]
LOX cooling (Doug Jones) [2361 bytes]
Lunar module throttling (Henry Spencer) [4059 bytes]
Metal autoignition (Andrew Higgins; Doug Jones; Henry Spencer; Jeff Greason) [15262 bytes]
Niobium nozzles (Jeff Greason) [2355 bytes]
Nozzles (Henry Spencer; Jim Glass) [6642 bytes]
Nuclear-thermal rockets (Paul F. Dietz; Henry Spencer; James A Davis) [28877 bytes]
Overexpansion (Henry Spencer) [1790 bytes]
Piston pumps (Jordin Kare) [1101 bytes]
Pogo oscillations (Henry Spencer) [17479 bytes]
Pressure-fed rockets (Gary Hudson) [1805 bytes]
Pressurization (Henry Spencer) [1613 bytes]
Primitive rockets (George William Herbert; Henry Spencer; James A Davis; Tom Billings) [16010 bytes]
Pumps (Jordin Kare) [4482 bytes]
Radiative cooling (Henry Spencer) [3138 bytes]
Reinforced propellant (Dani Eder) [1349 bytes]
Engine restart (Henry Spencer) [10665 bytes]
The RL10 (Bruce Dunn; Gary Hudson; Henry Spencer) [24146 bytes]
Rocket design books (Henry Spencer) [4200 bytes]
Rocket noise (Jeff Greason; Doug Jones; Gary Hudson; Henry Spencer) [9071 bytes]
Rocket steering (Henry Spencer; Jordin Kare) [5129 bytes]
Russian engines (Paul F Austin) [2287 bytes]
Shuttle exhaust (Henry Spencer) [2681 bytes]
Inefficiencies of small rockets (Dani Eder; Jordin Kare) [9707 bytes]
Specific impulse (Henry Spencer) [8393 bytes]
The SSME (Henry Spencer; Bruce Dunn) [4319 bytes]
Staged combustion (Henry Spencer) [6330 bytes]
Telescoping nozzles (Henry Spencer) [5417 bytes]
Testing (Henry Spencer) [5106 bytes]
Thermal rockets (Doug Jones) [1510 bytes]
Turbopumps (Paul F. Dietz; Bruce Dunn; Henry Spencer) [9917 bytes]
X1 engine (Doug Jones) [1519 bytes]

Rocket fuels

Acetylenes (Bruce Dunn; Henry Spencer) [3273 bytes]
Aluminum as a fuel (Jordin Kare) [1972 bytes]
Carbide fuel (Jeff Greason) [2129 bytes]
Carbon monoxide (Paul F. Dietz) [699 bytes]
Chilled fuel (Bruce Dunn; Henry Spencer) [6107 bytes]
ClF5 (Henry Spencer) [7457 bytes]
Exhaust and the ozone layer (Henry Spencer) [2101 bytes]
Flame temperatures (Henry Spencer) [2691 bytes]
Fluorine (Bruce Dunn; Henry Spencer) [28549 bytes]
Fuel costs (Bruce Dunn; Henry Spencer) [7132 bytes]
Fuel ratio (Henry Spencer) [14499 bytes]
The reason for running fuel-rich (Henry Spencer) [10676 bytes]
Fuel table (Bruce Dunn) [5823 bytes]
Hydrazine (Doug Jones; Henry Spencer) [11709 bytes]
Hydrazinium nitroformate (Bruce Dunn) [4834 bytes]
Hydrogen delta-V (Henry Spencer; Mitchell Burnside Clapp) [24816 bytes]
Hydrogen (Gary Hudson; Henry Spencer) [17551 bytes]
Hypergolic (Henry Spencer) [1847 bytes]
The book "Ignition", by Clark (Henry Spencer) [3868 bytes]
Inhibited nitric acid (Bruce Dunn) [1914 bytes]
Kerosene (Jeff Greason; Henry Spencer) [3544 bytes]
Li-F-H (Jeff Greason; Henry Spencer) [7020 bytes]
Liquid hydrogen (Henry Spencer) [5794 bytes]
LOX (George Herbert; Henry Spencer; Tom Perigrin) [17733 bytes]
Lunar fuels (Henry Spencer) [2257 bytes]
MAPP (Bruce Dunn) [2007 bytes]
Monopropellants (Henry Spencer) [5000 bytes]
Nitric acid (Jeff Greason; Doug Jones; George William Herbert; Henry Spencer) [24050 bytes]
Nitrous oxide (Henry Spencer) [1829 bytes]
NO2 (Henry Spencer) [1729 bytes]
Ozone (Bill Higgins; George Herbert; Henry Spencer) [11141 bytes]
Hydrogen Peroxide (George Herbert; Henry Spencer; Jeff Greason; Rick Ballard; Bruce Dunn; Jordin Kare) [25274 bytes]
Propane (Paul F. Dietz; Bruce Dunn; Henry Spencer) [15910 bytes]
Propargyl alcohol (Bruce Dunn) [3461 bytes]
Regenerative coolants (Jeff Greason; Gary Hudson; Henry Spencer) [4315 bytes]
Storables (Henry Spencer; Jim Davis) [16053 bytes]
Thermodynamic data references (Henry Spencer) [1329 bytes]
TNT (Larry Curcio; Doug Jones; Gary Hudson; Bevin McKinney) [4796 bytes]
UDMH (Doug Jones) [5285 bytes]
Xenon (Paul F. Dietz) [793 bytes]

Spacecraft

Airbag landing (Henry Spencer) [4547 bytes]
Airlocks (Henry Spencer) [2911 bytes]
Analog computers (Henry Spencer) [1476 bytes]
Artificial gravity (Theodore W. Hall; Charles R Martin; Henry Spencer) [11034 bytes]
ASAT (George Herbert; Henry Spencer) [9253 bytes]
Backup computers (Henry Spencer) [1459 bytes]
Beryllium (Henry Spencer) [1365 bytes]
Burn-in (Henry Spencer) [1445 bytes]
Capsule smell (Henry Spencer) [1993 bytes]
Cassini (Henry Spencer) [3544 bytes]
Catalyst bed heaters (Brett Buck) [1890 bytes]
Cats landing on feet; orientation changes in space (David M. Palmer; Henry Spencer) [2648 bytes]
CCD shielding (Jordin Kare) [2170 bytes]
Clementine (Dani Eder; Henry Spencer; Jordin Kare) [32310 bytes]
Cold-welding (Henry Spencer) [2044 bytes]
Comsat eclipses (Phil Karn; Henry Spencer) [4244 bytes]
Comsat lifetime (Henry Spencer) [1547 bytes]
Comsats (Henry Spencer) [1665 bytes]
Conductive tether (Dani Eder) [2689 bytes]
Cost per pound (Dani Eder) [807 bytes]
Crasher stages ("Doug"; Henry Spencer) [2380 bytes]
Debris shielding (Dani Eder; Henry Spencer) [6634 bytes]
Deep Space Network (Henry Spencer) [2588 bytes]
Dyna-Soar (Henry Spencer) [4623 bytes]
Explosive bolts (Jordin Kare; Kim Keller; Henry Spencer) [8102 bytes]
Flight software (Henry Spencer) [4396 bytes]
Galileo (Henry Spencer) [16798 bytes]
Gimbal lock (Henry Spencer) [3123 bytes]
GPS (Dani Eder; Henry Spencer; Phil Karn; Jordin Kare) [16341 bytes]
Gyros (Brett Buck; Henry Spencer; Jordin Kare) [23982 bytes]
Hard disks in vacuum (Henry Spencer; Jordin Kare) [6179 bytes]
Helium cooling (Doug Jones; Henry Spencer) [2565 bytes]
Hubble (Henry Spencer) [4472 bytes]
Hydrogen's flammability (Doug Jones) [1780 bytes]
Hydrogen storage (Bruce Dunn; Henry Spencer; Steve Willner) [7411 bytes]
Inflatable space station (Henry Spencer) [8863 bytes]
Interfaces (Henry Spencer) [2598 bytes]
Ion engine (Bruce Dunn; Dani Eder) [4166 bytes]
ISS computers (Dani Eder; Josh Hopkins) [9628 bytes]
ISS (Henry Spencer) [2644 bytes]
Laser communication (Henry Spencer; Jordin Kare; Mark Adler) [8149 bytes]
Leak checking (Henry Spencer) [1050 bytes]
Magnetically clean (Henry Spencer) [1066 bytes]
Mars Observer (Henry Spencer) [1645 bytes]
Mil-spec (Henry Spencer) [2760 bytes]
Mir (David K Cornutt; James Oberg) [10747 bytes]
MPL (Brett Buck; Frank Crary; Geoffrey A. Landis; Henry Spencer; James Oberg) [31277 bytes]
Navigation (Henry Spencer; Mary Shafer) [9995 bytes]
Nuclear ASAT (Allen Thomson) [3576 bytes]
Orbital assembly (Henry Spencer) [13889 bytes]
Orbital attitude axes (John Prussing) [1570 bytes]
Passive cooling (Henry Spencer) [6842 bytes]
Photo calibration grid (Henry Spencer) [2178 bytes]
Radiation-hard electronics (Jordin T. Kare; Henry Spencer) [6024 bytes]
Radiation pressure (Phil R. Karn) [2047 bytes]
Radiation shielding (Henry Spencer) [1773 bytes]
Reactors in space (Henry Spencer) [1532 bytes]
Recycling (Henry Spencer) [3602 bytes]
Regenerative fuel cells (Jordin Kare) [1990 bytes]
Reprogrammable spacecraft (Henry Spencer) [3088 bytes]
Rigid tube manufacture in space (Henry Spencer) [1302 bytes]
Safety factors (Henry Spencer) [4846 bytes]
Satellite communication links (Henry Spencer) [1640 bytes]
Satellite nondecay (Allen Thomson) [1095 bytes]
Satellite pointing (Dani Eder) [2271 bytes]
Satellite tracking (Henry Spencer) [2236 bytes]
SDI (Doug Jones; Henry Spencer) [14194 bytes]
Skylab (Henry Spencer) [12930 bytes]
Solar cells (Dani Eder; Doug Jones; Henry Spencer; Geoffrey Landis) [11554 bytes]
Solar dynamic power (Henry Spencer) [3620 bytes]
Solar power satellites (Dani Eder; Henry Spencer; Jordin Kare) [24048 bytes]
Solar sails (Henry Spencer; Jordin Kare) [20317 bytes]
Space electronics (Henry Spencer; Phil Karn) [9542 bytes]
Space lubricants (Henry Spencer) [1723 bytes]
Space nukes (Henry Spencer) [1526 bytes]
Space pen (Henry Spencer) [756 bytes]
Space station (George William Herbert; Henry Spencer; James Oberg) [36328 bytes]
Space toilet (Henry Spencer) [6506 bytes]
Spin axes (Henry Spencer) [1731 bytes]
Spin (Henry Spencer) [5414 bytes]
Spot imagers (Henry Spencer) [4376 bytes]
Star trackers (Henry Spencer; Jordin Kare) [10974 bytes]
Stirling engines (Jordin Kare) [2206 bytes]
Tethers (Henry Spencer) [5398 bytes]
Thermionic conversion reactors (Henry Spencer) [1892 bytes]
Urine recycling (Doug Jones; James Oberg) [1885 bytes]
Voyager datalink numbers (David Smith; Phil Karn) [3531 bytes]
Water recycling (Henry Spencer) [928 bytes]

Apollo

Apollo 13 (Henry Spencer) [22519 bytes]
The Apollo 1 fire (Henry Spencer) [11295 bytes]
Apollo 6 (Henry Spencer) [6510 bytes]
Redoing Apollo today (Henry Spencer) [7252 bytes]
Apollo books (Henry Spencer) [10248 bytes]
Apollo cameras (Dani Eder) [1120 bytes]
Apollo computer (David Smith) [2844 bytes]
Apollo crew size (Henry Spencer) [3704 bytes]
Apollo extensions (Henry Spencer) [2205 bytes]
Apollo heatshield (Henry Spencer) [1766 bytes]
Apollo's innovations (Henry Spencer) [1467 bytes]
Apollo landing sites (Henry Spencer) [7548 bytes]
Apollo lightning hit (Henry Spencer) [1214 bytes]
Apollo navigation (Henry Spencer) [3768 bytes]
Apollo staging (Henry Spencer) [3862 bytes]
Apollo cabin atmosphere (Henry Spencer) [3376 bytes]
Apollo capsule reuse (Henry Spencer) [1246 bytes]
CM-SM connection (Henry Spencer) [2387 bytes]
Electroluminescent displays (Henry Spencer; OM; "Dave") [7455 bytes]
Free-return trajectories (Henry Spencer) [1582 bytes]
Gemini (Henry Spencer) [8721 bytes]
Saturn V launch flame-belch (Henry Spencer) [1186 bytes]
Launch escape tower (Henry Spencer) [2364 bytes]
Lifting reentry (Henry Spencer; James Summers) [7187 bytes]
Lunar Module landing (Henry Spencer) [6882 bytes]
Lunar Module (Henry Spencer) [984 bytes]
Lunar Module mounting (Henry Spencer) [2768 bytes]
Mission letters (Henry Spencer) [3981 bytes]
Quarantine (Henry Spencer) [1199 bytes]
Ranger (Henry Spencer) [6284 bytes]
Self destruct (Henry Spencer) [1242 bytes]
Saturn V roll after takeoff (Henry Spencer) [1286 bytes]
Water landing (Henry Spencer) [1792 bytes]

Space Shuttle

Challenger (George Herbert; Henry Spencer; James Oberg) [36965 bytes]
Challenger risk briefings (Mary Shafer) [2473 bytes]
Enterprise (Henry Spencer) [1318 bytes]
External Tank (Bruce Dunn; Henry Spencer; Dani Eder) [5552 bytes]
External Tank insulation (Henry Spencer) [2366 bytes]
Forward firemen (Henry Spencer) [875 bytes]
Fuel cell tanks (Dani Eder) [1567 bytes]
Getaway special cans (Phil R. Karn) [5514 bytes]
J2S engines (Gary Hudson) [1081 bytes]
Launch abort (Joe Pistritto) [3267 bytes]
MMUs (Henry Spencer) [1143 bytes]
Orbiter debris hits (Henry Spencer) [1495 bytes]
O-rings (Henry Spencer) [1080 bytes]
PIO (Mary Shafer) [3909 bytes]
Replacement shuttle costs (Dani Eder) [1556 bytes]
Taking the Shuttle to 51 degrees (Henry Spencer; James Oberg) [4395 bytes]
Shuttle abort (Gary Hudson; Henry Spencer; Mary Shafer) [40144 bytes]
Shuttle alternatives (Henry Spencer) [6487 bytes]
Shuttle altitude (Henry Spencer) [1529 bytes]
Shuttle bay doors (James Oberg) [631 bytes]
Shuttle book (Bruce Dunn; Henry Spencer) [7029 bytes]
Shuttle-Centaur (Henry Spencer) [8622 bytes]
Shuttle control (Henry Spencer; Mary Shafer) [13445 bytes]
Shuttle cooling (Henry Spencer) [1840 bytes]
Shuttle cost (Henry Spencer) [1098 bytes]
Shuttle crossrange ability (Henry Spencer; James Oberg) [2447 bytes]
Shuttle-C (Dani Eder; Henry Spencer) [4167 bytes]
Shuttle development (Henry Spencer) [4781 bytes]
Shuttle emergency landing sites (Henry Spencer) [3296 bytes]
Shuttle escape ball (Henry Spencer) [1813 bytes]
Shuttle escape (Henry Spencer) [1086 bytes]
Shuttle hatch lock (Fred Leslie; James Oberg) [2984 bytes]
Shuttle landing (Henry Spencer) [15571 bytes]
Shuttle launch costs (Henry Spencer) [2269 bytes]
Shuttle life (Henry Spencer) [2373 bytes]
Shuttle maneuvering (Henry Spencer) [1082 bytes]
Shuttle piloting (Henry Spencer) [2228 bytes]
Shuttle processing (Kim Keller; Henry Spencer) [5933 bytes]
Shuttle satellite launch (Phil R. Karn) [1872 bytes]
Shuttle security (Henry Spencer) [3832 bytes]
Shuttle supports (Dani Eder; Henry Spencer) [3522 bytes]
Shuttle tiles (Dani Eder) [1263 bytes]
Shuttle tires (Henry Spencer) [1892 bytes]
Shuttle trajectory (Dani Eder) [2409 bytes]
SRB failure (Dani Eder) [2079 bytes]
SRB fuel (Henry Spencer) [2491 bytes]
SRB ignition (Phil Karn; Henry Spencer) [4848 bytes]
SRB reuse (Henry Spencer) [3782 bytes]
SRB shutdown (Henry Spencer) [4592 bytes]
SRBs (Dani Eder; Henry Spencer; Dennis R. Jenkins; Josh Hopkins) [26226 bytes]
SSME ignition (Henry Spencer) [2091 bytes]
TDRS (Henry Spencer) [1937 bytes]

Launchers

Aerodynamics books (Jeff Greason) [2058 bytes]
Airbreathing launchers (Henry Spencer) [3961 bytes]
Atlas (Gary Hudson; Henry Spencer) [6460 bytes]
Balloon tanks (Henry Spencer) [3271 bytes]
Buran (Henry Spencer; James Oberg) [3366 bytes]
Cape Canaveral (Henry Spencer) [1504 bytes]
Counterrotating propellors (Henry Spencer) [2674 bytes]
Cryo tank filling (Henry Spencer) [2416 bytes]
DC-X (Frank Crary; Gary Hudson; Henry Spencer; Jordin Kare) [22287 bytes]
Destruct charges (Henry Spencer) [1489 bytes]
Ejection (George William Herbert; Henry Spencer; Mary Shafer) [23991 bytes]
Escape tower (Henry Spencer; Thomas L. Billings) [3415 bytes]
Expendable tanks (Henry Spencer) [3755 bytes]
Flame trench (Dani Eder) [1813 bytes]
Fuel tank scaling laws (Henry Spencer) [7039 bytes]
Fuel tanks (Jeff Greason; Doug Jones) [9245 bytes]
Guidance algorithms (Henry Spencer; MJessick@aol.com "Matt") [4088 bytes]
Horizontal vs. vertical landing (Henry Spencer; Mitchell Burnside Clapp) [36121 bytes]
Jet-powered first stage (Dani Eder) [17430 bytes]
Lander legs (Henry Spencer) [1958 bytes]
Landing crater (Henry Spencer) [2404 bytes]
Landing gear weight (Gary Hudson; George Herbert; Henry Spencer) [10484 bytes]
Landing (Doug Jones; Henry Spencer) [2610 bytes]
Launcher testing (Jeff Greason; Henry Spencer) [15095 bytes]
Launch towers (Henry Spencer) [7372 bytes]
Launch trajectory (Henry Spencer) [1136 bytes]
Medical lifeboat (Henry Spencer) [1272 bytes]
Missile heritage (Henry Spencer) [1936 bytes]
Moon exploration/launcher book (Henry Spencer) [1545 bytes]
Parking orbit (Henry Spencer) [3061 bytes]
Personal reentry (parachute from orbit) (Henry Spencer) [5791 bytes]
Phoenix (Dani Eder) [6247 bytes]
Reentry (Jeff Greason; Andrew Higgins; Henry Spencer) [13762 bytes]
Refractory metal skins (Henry Spencer) [4136 bytes]
Reliability (Allen Thomson; Henry Spencer) [7928 bytes]
Rocket spin-stabilization (Henry Spencer) [1590 bytes]
Roton (Gary C. Hudson; Jeff Greason; Bevin McKinney; Doug Jones; Henry Spencer) [104531 bytes]
Saturn I (Henry Spencer) [5530 bytes]
Saturn naming (Henry Spencer) [3611 bytes]
Saturn variable mixture (Henry Spencer) [2663 bytes]
Saturn V failure (Henry Spencer) [1602 bytes]
Saturn V guidance (Henry Spencer) [3969 bytes]
Saturn V preparation (Henry Spencer) [2939 bytes]
Saturn V (George Herbert; Henry Spencer; Jim Scotti) [25630 bytes]
Scramjets (Henry Spencer) [4187 bytes]
Space plane (Henry Spencer) [2446 bytes]
SSTO (Single Stage To Orbit) (Dani Eder; Henry Spencer) [56988 bytes]
Stability (Jeff Greason; George Herbert) [4789 bytes]
Staging (Henry Spencer) [11157 bytes]
Stagnation temperature reference (Jeff Greason; John Hare) [2957 bytes]
Trajectory (Henry Spencer) [2394 bytes]
US launcher summary (Henry Spencer) [4625 bytes]
V3 (Henry Spencer) [2718 bytes]
Vertical takeoff (Henry Spencer) [2606 bytes]
Water cooled reentry (Gary Hudson) [1478 bytes]
Winged Saturn (Dani Eder) [2124 bytes]
X15 (Jim Davis; Henry Spencer; James A Davis; Mary Shafer) [14152 bytes]
X-29 (Henry Spencer) [1390 bytes]
X33 (Henry Spencer; Robert I. Baumgartner; Jeff Greason; George Herbert; Henry Spencer; Mitchell Burnside Clapp) [25222 bytes]
Zenit (Allen Thomson; Henry Spencer) [4550 bytes]

Miscellaneous

Aerogels (Jordin Kare) [4164 bytes]
Airplane economics (Jeff Greason) [2495 bytes]
The "Atomic Cannon" (Doug Jones) [1343 bytes]
Military aviation attack height (Henry Spencer) [3143 bytes]
Arizona missile silo museum (Bruce Dunn) [1869 bytes]
B52s (Henry Spencer) [3627 bytes]
Babbage (Henry Spencer) [1654 bytes]
Betacloth (fiberglass clothing) (Henry Spencer) [2630 bytes]
"Billion" (Henry Spencer) [1311 bytes]
Cancer rates (Henry Spencer) [1475 bytes]
Centrifugal force from the Earth's rotation (Henry Spencer) [921 bytes]
Concorde (Henry Spencer) [1540 bytes]
Cousteau (Henry Spencer) [836 bytes]
Crustal uranium (George William Herbert) [2162 bytes]
The book "Dark Sun" (Dwayne Allen Day) [3096 bytes]
Dollar bills (Doug Jones) [2156 bytes]
Duct tape (Henry Spencer) [1646 bytes]
The Dvorak keyboard (Paul F. Dietz; Henry Spencer) [6677 bytes]
Earthquakes (George Herbert) [1557 bytes]
Eyewitness reports (Henry Spencer) [1418 bytes]
Falling mammals (Henry Spencer) [1006 bytes]
Fighter canopies (Henry Spencer) [3352 bytes]
Glass types (Henry Spencer) [2222 bytes]
Gravity aberration (Henry Spencer) [2154 bytes]
Harrier (Henry Spencer) [5414 bytes]
Hawaii (Henry Spencer) [1479 bytes]
Heavy airlift (George William Herbert; Henry Spencer) [20220 bytes]
Heavy water (Paul Dietz) [1625 bytes]
High altitude balloon (Doug Jones; Henry Spencer) [3584 bytes]
Himalayas (Henry Spencer) [1710 bytes]
Hydrocephalics (David Palmer) [2150 bytes]
Making ice in the desert (Henry Spencer) [1538 bytes]
Interstates (Henry Spencer; Mary Shafer) [5564 bytes]
IR countermeasures (Henry Spencer; Mary Shafer) [2907 bytes]
Light bulbs (Henry Spencer) [5649 bytes]
Breathing liquids (Henry Spencer) [1084 bytes]
Liquid helium (Henry Spencer) [1978 bytes]
Little Boy (Henry Spencer) [1072 bytes]
Longitude (Henry Spencer) [1746 bytes]
Metals' vapor pressures (Paul F. Dietz) [2107 bytes]
Metric prefixes (Henry Spencer) [2322 bytes]
Microsoft (Henry Spencer) [1098 bytes]
Naval automation (George William Herbert) [22067 bytes]
Newton quote (Henry Spencer) [1151 bytes]
Night vision (Henry Spencer) [1567 bytes]
Nuclear detection (Paul F. Dietz) [996 bytes]
Nuclear-powered bombers (Henry Spencer) [2209 bytes]
Nuclear torpedo (Henry Spencer) [1543 bytes]
Old low-radiation steel (Henry Spencer) [1547 bytes]
Parafoils (Jordin Kare) [3116 bytes]
Project HARP (Bruce Dunn) [11934 bytes]
Reactor coolants (Paul F. Dietz; Henry Spencer) [4519 bytes]
Season lag (Henry Spencer) [1825 bytes]
Shaped charges (Andrew Higgins) [2447 bytes]
Ship economics (George Herbert) [2657 bytes]
Smallpox (Henry Spencer) [3784 bytes]
Social Security (Henry Spencer) [2422 bytes]
Sonic boom elimination (Jeff Greason; Henry Spencer; James A Davis; Rand Simberg; Steinn Sigurdsson) [73181 bytes]
Sonic booms (Karl Swartz; Mary Shafer; Henry Spencer) [15310 bytes]
Space debris (Henry Spencer; Phil Karn) [18223 bytes]
In-space nuclear detonations (Henry Spencer) [1953 bytes]
SR71 (George Herbert; Henry Spencer; Mary Shafer) [6574 bytes]
The standard kilogram (Henry Spencer) [1913 bytes]
Sterile cockpit (Mary Shafer) [6278 bytes]
Tall buildings (George William Herbert) [3720 bytes]
Airplane thrust reversers (Henry Spencer; Mary Shafer) [7283 bytes]
Unicorns (Henry Spencer) [1618 bytes]
Units (Henry Spencer) [5995 bytes]
WD40 (Henry Spencer) [1013 bytes]
White Sands (Henry Spencer; Mary Shafer; Steve Wachowski) [4625 bytes]
X-15 reliability experience (Henry Spencer) [3104 bytes]

Exotics

Antimatter (Gordon D. Pusch; Henry Spencer) [12289 bytes]
Antimatter bombs (Gordon D. Pusch) [9699 bytes]
Antimatter storage (Bill Higgins) [2270 bytes]
Bubbleworld (Dani Eder) [9115 bytes]
Buckytubes (Henry Spencer) [4372 bytes]
Bussard buzz-bomb (Jordin Kare) [3046 bytes]
Bussard Ramjet (George Herbert; Henry Spencer) [9667 bytes]
Carbon fiber (Dani Eder) [5743 bytes]
Carbonyl process applied to asteroids (Andrew Case) [5748 bytes]
Cycling spacecraft (Doug Jones) [3322 bytes]
Fusion (Gordon D. Pusch; Henry Spencer; Paul F. Dietz) [13276 bytes]
Gamma ray laser prospects (Jeff Greason) [2009 bytes]
Gas gun explosive (Andrew Higgins) [4721 bytes]
Gun launch (Andrew Higgins; Bruce Dunn; Doug Jones; George Herbert; Dani Eder; Henry Spencer) [38741 bytes]
Gun velocity (Andrew Higgins; Bruce Dunn) [11429 bytes]
Helium-3 (Dani Eder; Paul F. Dietz; Henry Spencer) [9168 bytes]
Interstellar debris (Gordon D. Pusch) [2914 bytes]
Interstellar gun (Dani Eder) [1858 bytes]
Interstellar travel (Henry Spencer) [10200 bytes]
Laser launch (Henry Spencer; Jordin Kare) [78227 bytes]
Light gas gun (Andrew Higgins; Dani Eder; Jordin Kare) [33757 bytes]
Magnetic deceleration (Doug Jones) [8323 bytes]
Mass drivers (Andrew Higgins; Doug Jones; Henry Spencer) [7027 bytes]
Nuke-powered cannon (B. McKinney) [2347 bytes]
Orion (Paul F. Dietz; Andrew Higgins; Henry Spencer) [14235 bytes]
Project Pluto (Bill Higgins; Henry Spencer) [11365 bytes]
Railguns (Bruce Dunn) [2453 bytes]
Relativistic debris shields (Henry Spencer) [1176 bytes]
Ringworld (Henry Spencer) [2343 bytes]
Skyscrapers (George William Herbert) [17342 bytes]
Sling launcher (Andrew Higgins) [5207 bytes]
Stable plasma (Jordin Kare) [3535 bytes]
Tethers (Dani Eder; Jordin Kare; Hans Moravec) [29144 bytes]
Project Thunderwell (Henry Spencer) [1359 bytes]
Tower launch (Geoffrey A. Landis; Dani Eder; Jordin Kare) [31313 bytes]
Tow rope launch (Dani Eder) [2911 bytes]

Optics

Adaptive optics (Dani Eder; Jordin Kare) [7548 bytes]
Hubble (Geoffrey A. Landis; William H. Jefferys; Henry Spencer) [23391 bytes]
Mercury mirrors (Jordin Kare) [3470 bytes]
Optical flats (Jordin Kare) [1664 bytes]
Refractor telescopes (Jordin Kare) [1576 bytes]

Orbits

Aerobraking (Dani Eder) [1947 bytes]
Astronomy books (Henry Spencer) [1074 bytes]
Direct ascent (Henry Spencer) [1816 bytes]
GEO launch windows ("Burns") [2803 bytes]
Geostationary (Henry Spencer) [3370 bytes]
Glenn's Mercury flight orbit (James Oberg) [1028 bytes]
The gravitational constant (Henry Spencer) [1139 bytes]
Gravity assists (Henry Spencer) [1667 bytes]
ISS launch windows (Henry Spencer) [1860 bytes]
ISS's orbit (James Oberg) [1507 bytes]
Lagrange points (Henry Spencer) [4975 bytes]
Lunar orbit (Henry Spencer) [12520 bytes]
Mercury's orbit (Henry Spencer) [2253 bytes]
Moon capture by a planet (Henry Spencer) [3320 bytes]
The Moon's orbit (Henry Spencer) [4259 bytes]
The N-body problem (Henry Spencer) [2180 bytes]
Nodal regression (Henry Spencer; James Oberg) [3676 bytes]
Orbital lifetimes (Henry Spencer) [3054 bytes]
Orbital plane changes (Henry Spencer) [5658 bytes]
Orbit books (Henry Spencer) [12521 bytes]
Orbit definitions (Henry Spencer) [4074 bytes]
Orbit selection (Henry Spencer) [3438 bytes]
Polar orbits (Henry Spencer) [1248 bytes]
Precession (Henry Spencer) [6453 bytes]
Radiation drag (Henry Spencer) [4524 bytes]
Reaching the sun (Henry Spencer) [2091 bytes]
Resonances (Henry Spencer) [1973 bytes]
Spheres of influence (Henry Spencer) [4592 bytes]
Stopovers (Henry Spencer) [1260 bytes]
Orbit "pumping" with a tether (Henry Spencer) [1188 bytes]
Three-body problem (Henry Spencer) [2278 bytes]
Tidal circularization of orbits (Henry Spencer) [4376 bytes]
Tidal lock (Henry Spencer) [3525 bytes]
Trojan points (Henry Spencer) [3198 bytes]

Politics, Society

Accidents (Henry Spencer) [2588 bytes]
Alligators (Jordin Kare) [374 bytes]
Amundsen (Henry Spencer; Paul F. Dietz) [13921 bytes]
Apollo (Henry Spencer) [3000 bytes]
Archimedes (Henry Spencer) [4226 bytes]
Architects (Henry Spencer) [4140 bytes]
Astronauts (Henry Spencer; Jim Scotti; Mary Shafer) [47347 bytes]
The Avro Arrow (Henry Spencer) [6831 bytes]
Bidding procedures (Dani Eder) [3188 bytes]
Boeing policy (Dani Eder) [5589 bytes]
Bolshie-bashing (James Oberg; John Coggeshall; Julie Clements; Keith Cowing) [6212 bytes]
Bomber Command (WW2) (Henry Spencer) [8869 bytes]
Bribery (Henry Spencer) [1129 bytes]
The GSA bureaucracy (Mary Shafer) [1520 bytes]
Martin Caidin's books (Henry Spencer) [1699 bytes]
California power (Doug Jones) [1230 bytes]
Cameras (Henry Spencer) [1818 bytes]
Capital availability (Dani Eder) [14667 bytes]
Carter (Henry Spencer) [3804 bytes]
Cassini plutonium (Bill Higgins; Charles Buckley; George Herbert; Henry Spencer; Paul Dietz) [26918 bytes]
Chechnya (James Oberg) [1586 bytes]
CN tower (Henry Spencer) [1148 bytes]
Coffee (Henry Spencer) [1551 bytes]
Columbus (Henry Spencer; Steinn Sigurdsson) [4216 bytes]
Comet discoverers (Henry Spencer; Richard A. Schumacher) [2373 bytes]
Commercial use of Usenet (Henry Spencer) [999 bytes]
Competition (Jeff Greason; Henry Spencer) [12631 bytes]
Consulting (Jordin Kare) [7395 bytes]
Copernicus (Frank Crary; Henry Spencer) [15122 bytes]
Cost estimating (Dani Eder) [12975 bytes]
Costs (Doug Jones; Gary Hudson; Henry Spencer) [17133 bytes]
Covert launch (Allen Thomson) [1725 bytes]
Cronkite (James Oberg) [1555 bytes]
Deep space nuclear bombardment force (Henry Spencer) [5943 bytes]
Engine development (Jeff Greason) [6063 bytes]
Falling Pinto (Carolyn P. Meinel) [2026 bytes]
Fear (Mary Shafer) [2548 bytes]
Federal acquisition (Henry Spencer) [4351 bytes]
The Fifties (Henry Spencer) [1075 bytes]
Full-moon effect on havoc (Henry Spencer) [4279 bytes]
Galileo (Henry Spencer) [9964 bytes]
Germans (Henry Spencer) [2590 bytes]
Glenn (Henry Spencer; James Oberg; Michael Cassutt) [9610 bytes]
Al Gore and the Internet (George William Herbert) [4016 bytes]
Government contractors (Mary Shafer) [3308 bytes]
Government help (Henry Spencer) [5068 bytes]
Heinemann (Henry Spencer) [5809 bytes]
Heinlein (Henry Spencer) [11906 bytes]
Hubble delay (Henry Spencer) [2983 bytes]
Hurricane warning (Frank Crary) [1497 bytes]
Indians (Henry Spencer) [2536 bytes]
Iraqi supergun (Allen Thomson; Henry Spencer) [4132 bytes]
ITAR (Jeff Greason) [3385 bytes]
Japan (Henry Spencer) [2390 bytes]
Jury nullification (George Herbert) [1797 bytes]
Kazakhstan renaming (James Oberg) [5866 bytes]
Lyndon LaRouche (Dale Amon) [3223 bytes]
Launch costs (Dani Eder) [1580 bytes]
Leaks (Allen Thomson) [1603 bytes]
Lend-Lease (Henry Spencer) [2878 bytes]
Liberals (Henry Spencer) [1755 bytes]
Mars 96 (James Oberg) [15051 bytes]
Microgravity (Henry Spencer) [1351 bytes]
Military launches (Phil Karn) [1211 bytes]
Missile gap (Henry Spencer; James Oberg) [6277 bytes]
Moon race (Henry Spencer) [2949 bytes]
Moon treaty (Henry Spencer) [3397 bytes]
NACA (Jeff Greason; Henry Spencer; James Oberg) [3567 bytes]
NASA administrator (Henry Spencer) [4866 bytes]
NASA and ICs (Henry Spencer; Paul Dietz) [12807 bytes]
NASA censorship (Allen Thomson; James Oberg) [5904 bytes]
NASA information (Jeff Greason) [3454 bytes]
NASA lightbulb (Jordin Kare) [1012 bytes]
NASA (Jeff Greason; Dave Michelson; Henry Spencer; Rand Simberg; Ken Hollis) [67169 bytes]
NASA Russian experts (James Oberg) [1367 bytes]
Natives (Henry Spencer) [2489 bytes]
Nuclear secrets (Henry Spencer) [1631 bytes]
OCST (Henry Spencer) [1596 bytes]
Orwell (Henry Spencer) [1514 bytes]
Patents (Jeff Greason; Henry Spencer) [4962 bytes]
Patriot vs Scud (Henry Spencer) [2338 bytes]
Pegasus (Greg Kuperberg; Henry Spencer; Mary Shafer) [11652 bytes]
Private enterprise (Jeff Greason; Henry Spencer) [8329 bytes]
"Proprietary" (Henry Spencer) [2149 bytes]
Regulation (Henry Spencer; Jeff Greason) [10458 bytes]
RTGs (Allen Thomson; Henry Spencer) [11768 bytes]
Russian coverups (Henry Spencer; James Oberg) [1482 bytes]
Russian partnership (James Oberg) [1262 bytes]
Russian rocket scientists (James Oberg) [2030 bytes]
Russian space book (David Lednicer) [1018 bytes]
Sagan (Frank Crary; Geoffrey A. Landis; Henry Spencer) [15985 bytes]
Salvage law (Henry Spencer) [16610 bytes]
The destruction of the US satellite industry (Henry Spencer) [1332 bytes]
School stupidity (Joe Dellinger) [3754 bytes]
Scientific American magazine (Michael Pelletier) [3326 bytes]
SDI (Dani Eder; Henry Spencer; Thomas L. Billings; James Oberg) [9487 bytes]
Skunk Works (Henry Spencer) [2737 bytes]
Soviet collapse predictions (Allen Thomson) [5858 bytes]
Space costing (Henry Spencer) [1886 bytes]
Space industries (Paul F. Dietz) [1677 bytes]
The Space Station's budget (Dani Eder) [9835 bytes]
Space tourism (Henry Spencer) [19401 bytes]
Space treaties (Henry Spencer) [1347 bytes]
Technological limits (Henry Spencer) [5835 bytes]
Technology leakage (Jeff Greason; Henry Spencer) [9583 bytes]
Tsien (Andrew Higgins; Dwayne Allen Day; James Oberg) [5702 bytes]
TV advertisers (James Oberg) [823 bytes]
UFOs and Gordon Cooper (James Oberg) [1668 bytes]
The Gemini 11 UFO (James Oberg) [7627 bytes]
Ratcsh UFO retraction (James Oberg) [2021 bytes]
UFOs over South America (James Oberg) [1071 bytes]
US citizens and laws (Henry Spencer) [3011 bytes]
Von Braun (Henry Spencer) [2019 bytes]
Weapons of mass destruction (Allen Thomson; Henry Spencer) [11998 bytes]
Weapons permits (George William Herbert) [8980 bytes]
Wen-Ho Lee (Allen Thomson) [1868 bytes]

Science, Exploration

Antarctic isolation (Henry Spencer) [1887 bytes]
Appendicitis (Henry Spencer) [978 bytes]
The asteroid belt (Henry Spencer) [1884 bytes]
Asteroidal ice (Henry Spencer) [2673 bytes]
Asteroid mining (Henry Spencer; Paul F. Dietz) [3963 bytes]
Asteroids (Henry Spencer) [3250 bytes]
Asteroid steel (Dani Eder) [2112 bytes]
Astronomical distance measurements (Henry Spencer; Ned Wright; Steven B. Harris) [9000 bytes]
Astronomical unit (Henry Spencer) [2931 bytes]
Biosphere II (Dani Eder) [3731 bytes]
Breathable atmospheres (Doug Jones; George Herbert; Henry Spencer) [29717 bytes]
CCDs (Henry Spencer) [1370 bytes]
CO2 percentages (Henry Spencer) [1518 bytes]
Cosmic rays (Henry Spencer) [1360 bytes]
Cosmic ray shielding (Henry Spencer) [1395 bytes]
The cosmological constant (Henry Spencer) [1908 bytes]
The diffraction limit (Henry Spencer) [995 bytes]
The ecliptic (Henry Spencer) [1891 bytes]
Extinction periodicity (Henry Spencer) [1388 bytes]
Eye focusing (Henry Spencer) [1030 bytes]
Free fall (Henry Spencer) [3044 bytes]
Galaxies (Henry Spencer) [1803 bytes]
Gamma ray bursts (David M. Palmer; Paul F. Dietz) [20149 bytes]
G tolerance (Dani Eder; Henry Spencer; Jordin Kare; James Oberg) [9835 bytes]
Hard spacesuits (George Herbert) [8164 bytes]
High-G blackout (Henry Spencer) [1306 bytes]
Human advantages (Henry Spencer) [6046 bytes]
Human internal clock (Henry Spencer) [1054 bytes]
Incoming asteroids (Henry Spencer; Jim Scotti; Jordin Kare; Josh Hopkins; Paul F. Dietz; Steinn Sigurdsson) [83646 bytes]
Io (Henry Spencer) [1658 bytes]
Jupiter water (Henry Spencer) [2559 bytes]
Life chemicals (Henry Spencer) [4690 bytes]
Lunar concrete (George Herbert) [7167 bytes]
Magnetosphere (Henry Spencer) [1396 bytes]
Man in vacuum (Geoffrey A. Landis; Henry Spencer) [24567 bytes]
Mars colonization (Henry Spencer; James Oberg) [11337 bytes]
Mars crew (Henry Spencer) [15626 bytes]
Mars Direct (Henry Spencer) [11707 bytes]
Mars dust (Henry Spencer) [1718 bytes]
Mars exploration (Bruce Dunn) [3989 bytes]
Mars flows (James Oberg) [2725 bytes]
Fuel-making on Mars (Henry Spencer) [2892 bytes]
Mars landing (Henry Spencer) [2236 bytes]
Mars life (Geoffrey A. Landis; George Herbert; Henry Spencer) [5563 bytes]
Mars meteorites (Henry Spencer) [1360 bytes]
Mars rovers (Henry Spencer) [2656 bytes]
Terraforming Mars (Doug Jones; Henry Spencer) [5424 bytes]
Martial arts (Henry Spencer) [2801 bytes]
Meteorite antarctica (Henry Spencer) [1233 bytes]
Meteorites (Frank Crary; Henry Spencer) [5060 bytes]
Molecular sieves (Henry Spencer) [2168 bytes]
The Moon's atmosphere (Henry Spencer) [1156 bytes]
Moon bases (Henry Spencer) [4916 bytes]
The Moon's brightness (Henry Spencer) [2063 bytes]
Moondust (Doug Jones; George Herbert; Henry Spencer) [17689 bytes]
Electrolysis of lunar materials (Henry Spencer; MA Lloyd) [4097 bytes]
Fuel-making from the Moon (Bruce Dunn; Doug Jones; Henry Spencer) [9289 bytes]
Lunar ice (Henry Spencer) [19934 bytes]
Lunar ores (Henry Spencer) [6031 bytes]
The Moon's origin (Henry Spencer) [19434 bytes]
Moon photos (Henry Spencer) [2057 bytes]
Lunar roads (Henry Spencer) [1588 bytes]
Nemesis (Jordin Kare) [9753 bytes]
Neutrinos (Paul F. Dietz) [817 bytes]
Nukes and the Van Allen belts (Geoffrey A. Landis; Henry Spencer; rk) [6543 bytes]
Nuclear waste disposal in space (Dani Eder; Henry Spencer; Jordin Kare; Paul F. Dietz) [21318 bytes]
Oxygen atmosphere (Paul F. Dietz) [1103 bytes]
"Parsec" (Henry Spencer) [1705 bytes]
Photosynthesis (Henry Spencer) [2923 bytes]
Plant efficiency (Paul Dietz) [2774 bytes]
Quasars (Henry Spencer) [978 bytes]
Radiation belts (Bill Higgins) [5731 bytes]
Regolith (Henry Spencer) [7529 bytes]
Remote ice detection (Bill Higgins) [6061 bytes]
Scurvy (Henry Spencer) [8011 bytes]
Skinsuits (flexible spacesuits) (Doug Jones; Henry Spencer) [19087 bytes]
Solar flares (Kyle Miller; Frank Crary; George Herbert; Henry Spencer) [47556 bytes]
Solar system formation (Henry Spencer) [2168 bytes]
The South Atlantic Anomaly (Henry Spencer) [5147 bytes]
Spacesickness (Henry Spencer) [2895 bytes]
Spacesuits and meteoroids (Henry Spencer) [2655 bytes]
Spacesuits (George Herbert; Henry Spencer) [15112 bytes]
Spacewalks (Henry Spencer) [4704 bytes]
Star distance measurements (Dani Eder; Henry Spencer) [8406 bytes]
Stellar close encounters (Henry Spencer) [1980 bytes]
The Sun (Paul F. Dietz; Doug Jones; Henry Spencer) [4358 bytes]
Supercritical (Henry Spencer) [3621 bytes]
Supercritical water oxidation (Henry Spencer) [1588 bytes]
Supernova (Henry Spencer) [4938 bytes]
Surveyor strep (Henry Spencer; James Oberg) [4123 bytes]
Tenth planet (Rick McGeer) [1669 bytes]
Terraforming book (Geoffrey A. Landis) [10205 bytes]
Terraforming (Henry Spencer) [1098 bytes]
Unmanned (Henry Spencer) [2844 bytes]
Uranus mission (Dani Eder) [2431 bytes]
Van Allen belts (Henry Spencer) [13329 bytes]
Variable stars (Kent Budge) [3207 bytes]
Venus balloon (Mitchell Burnside Clapp) [2047 bytes]
Venus suits (Henry Spencer) [4120 bytes]
Venus (Paul F. Dietz; Henry Spencer) [16353 bytes]
Women and color sensing (Henry Spencer) [3273 bytes]
Zero-G fluid load (Henry Spencer) [3279 bytes]

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