This page no longer updated from 31 October 2001. Latest version can be found at www.astronautix.com
astronautix.com Alphabetic Index - I
I-270 - Spacecraft - Manned - Rocketplane - USSR
I1 - Spacecraft - Military- ASAT - USSR - See Polyot-1
I1P - Spacecraft - Military- ASAT - USSR - See Polyot-2
I2-BM - Spacecraft - Military - ASAT Target - USSR
I2M - Spacecraft - Military - ASAT Target - USSR
I2P - Spacecraft - Military - ASAT - USSR
IABS - Rocket Stage - USA - N2O4/MMH - 1,578 kg
IAE - Spacecraft - Technology - - USA
IBSS - Spacecraft - Astronomy - Infrared - USA
ICAN - Spacecraft - - - USA
IDCSP - Spacecraft - Communications - Military - USA
Ideal Home Station - Spacecraft - Manned - Space Station - USA
IE - Spacecraft - Earth - Ionosphere - USA
If the Sun Dies - Article: Ray Bradbury's peroration to spaceflight as recounted by Oriana Fallaci.
IHLLV; Interim Heavy Lift Launch Vehicle - Rocket Stage - USA - N2O4/MMH - 36,360 kg - See Shuttle C
IHLLV - Launch Vehicle - USA
IK-B-1300 - Spacecraft - Earth - Magnetosphere - USSR
Ikar - Spacecraft - ELINT- - USSR - See Tselina-D
Ikar - Rocket Stage - Russia - N2O4/UDMH - 3,164 kg
Ikon - Spacecraft - Surveillance- Military - USA - See KH-12
Ikonos - Spacecraft - Surveillance - Civilian - USA
Illarianov - Valeri Vasilyevich Illarianov - Russian Cosmonaut - 1970 Air Force Group
Illyin - Dr Yevgeni Aleksandrovich Illyin - Russian Cosmonaut - 1965 Physician Group
IMAGE - Spacecraft - Solar - - USA
Imager for Magnetopause-to-Aurora Global Exploration - Spacecraft - Solar- - USA - See IMAGE
IMEWS - Spacecraft - Early Warning - - United States
IMLSS - Spacecraft - Manned - Space Suits - USA
IMP - Spacecraft - Earth - Magnetosphere - USA
Improved CRYSTAL - Spacecraft - Surveillance - Military - USA
Improved Electrothermal Hydrazine Thruster - Rocket Engine - USA - Hydrazine propellants - 0 kgf - See MR-502 IMPEHT
Improved TIROS Operational System - Spacecraft - Earth- Weather - United States - See ITOS
Industrial Launch Vehicle - Launch Vehicle - USA
Industrial Space Facility - Spacecraft - - - USA
Inflatable Antenna Experiment - Spacecraft - Technology- - USA - See IAE
Informator - Spacecraft - Communications - - USSR
Infrared Background Signature Survey - Spacecraft - Astronomy- Infrared - USA - See IBSS
Initial Defense Communictions Satellite Program - Spacecraft - Communications- Military - USA - See IDCSP
Initial UR-500 - Launch Vehicle - Russia
Injun - Spacecraft - Earth - Magnetosphere - USA
Inmarsat - Space Project - Communications -
Inozemtsev - G K Inozemtsev - Russian Cosmonaut candidate - 1960 Air Force Group (Candidate)
Insat 1 - Spacecraft - Communications - - India
Insat 2 - Spacecraft - Communications - - India
Insat - Space Project - Communications -
INSATRAC - Spacecraft - Military - ASAT - USA
Inside Baikonur - Article: James Oberg's account of a visit to the long-secret Baikonur cosmodrome.
Inspector - Spacecraft - Manned - Logistics - Germany
Intasat - Spacecraft - Technology - Communications - Spain
Integrated Apogee Boost Subsystem - Rocket Stage - USA - N2O4/MMH - 1,578 kg - See IABS
Integrated Maneuvering Life Support System, 1968 - Spacecraft - Manned- Space Suits - USA - See IMLSS
Integrated Missile Early Warning Satellites - Spacecraft - Early Warning- - United States - See IMEWS
Integrated Rendezvous Target - Spacecraft - Technology- - USA - See IRT
Intelsat 1 - Spacecraft - Communications - - International
Intelsat 2 - Spacecraft - Communications - - International
Intelsat 3 - Spacecraft - Communications - - International
Intelsat 4A - Spacecraft - Communications - - International
Intelsat 4 - Spacecraft - Communications - - International
Intelsat 5A - Spacecraft - Communications - - International
Intelsat 5 - Spacecraft - Communications - - International
Intelsat - Space Project - Communications -
Interbol - Spacecraft - Earth- Magnetosphere - USSR - See Prognoz-M
Intercosmos - Space Project - Earth - Micrometeoroid
Interim Heavy Lift Launch Vehicle - Launch Vehicle - USA - See IHLLV
Interim HOTOL - Launch Vehicle - UK
Interim HOTOL - Rocket Stage - UK/USSR - Lox/LH2 - 250,000 kg
International Space Station - Spacecraft - - - USA
Interorbital Tug - Rocket Stage - Russia - Xenon - 65,700 kg
Inyokern - Launch Site - USA
Ion - Rocket Stage - USA - Mercury - 15,627 kg
Ion Engine Test - Spacecraft - Technology - Ion engine - USA
Ion - Rocket Engine - USA - Electric/Mercury propellants - 28 kgf
Ionosfernaya - Spacecraft - Earth - Ionosphere - USSR
IQSY - Spacecraft - Solar - - USA
IRAS - Spacecraft - Astronomy - Infrared - USA
Iridium - Space Project - Communications -
Iris - Rocket Engine - Italy - Solid propellants - 3,000 kgf
Iris - Launch Vehicle - USA
IRS-P - Spacecraft - Earth - Landsat - India
IRS - Spacecraft - Earth - Landsat - India
IRT - Spacecraft - Technology - - USA
Irwin - James Benson Irwin - American Astronaut - 1966 NASA Group
IS-A - Spacecraft - Military - ASAT - USSR
IS-MU - Spacecraft - Military - ASAT - USSR
IS-P - Spacecraft - Military - ASAT Target - USSR
IS-T - Spacecraft - Military- ASAT Target - USSR - See IS-P
Isakov - Vladimir Timofeyevich Isakov - Russian Cosmonaut - 1967 Air Force Group
Isaulov - Yuri Fedorovich Isaulov - Russian Cosmonaut - 1970 Air Force Group
Isayev 218 - Rocket Engine - Russia - Nitric acid/Amine propellants - kgf
Isayev DOS-3/4 - Rocket Engine - Russia - Nitric acid/UDMH propellants - 400 kgf
Isayev P-15 - Rocket Engine - Russia - Nitric acid/Amine propellants - 1,213 kgf
Isayev Polet/IS - Rocket Engine - Russia - N2O4/UDMH propellants - 400 kgf
Isayev R-17 - Rocket Engine - Russia - Nitric acid/Kerosene propellants - 13,379 kgf
Isayev TKS attitude - Rocket Engine - Russia - N2O4/UDMH propellants - 40 kgf
Isayev V-750V - Rocket Engine - Russia - Nitric acid/Amine propellants - 3,100 kgf
Isayev - Gennady Fyodorovich Isayev - Russian Cosmonaut candidate - 1973 Civilian Engineer Group (Candidate)
IS - Spacecraft - Military- ASAT - USSR - See IS-A
ISEE - Spacecraft - Earth - Magnetosphere - USA
Isis - Spacecraft - Earth - Magnetosphere - Canada
Iskra - Spacecraft - Materials - - USSR
ISO - Spacecraft - Astronomy - Infrared - Europe
ISS Columbus Orbiting Facility - Spacecraft - - - Europe
ISS Commercial Enterprise Module - Spacecraft - - - USA
ISS EMU - Spacecraft - Manned - Space Suits - USA
ISS Mini PLM - Spacecraft - - - USA
ISS MPLM - Spacecraft - - - USA
ISS Russian Science and Power Platform - Spacecraft - - - Russia
ISS Space Station Remote Manipulator System - Spacecraft - - - Canada
ISS Space Telescope - Spacecraft - - - USA
ISS Unity - Spacecraft - Manned - Space Station - USA
ISS Zarya - Spacecraft - Manned - Space Station - Russia
ISS Zvezda - Spacecraft - Manned - Space Station - Russia
ISS - Space Project - Manned - Space station
ISZ - Spacecraft - Earth- Magnetosphere - USSR - See Sputnik 3
Italian Pressure Suit - Spacecraft - Manned - Space Suits - Italy
Italsat - Spacecraft - Communications - - Italy
Ithacus Senior - Launch Vehicle - USA - See Ithacus
Ithacus - Launch Vehicle - USA
ITOS - Spacecraft - Earth - Weather - United States
IUE - Spacecraft - Astronomy - Ultraviolet - USA
IUS-1 - Rocket Stage - USA - Solid - 10,841 kg
IUS-2 - Rocket Stage - USA - Solid - 3,919 kg
Ivanchenkov - Aleksandr Segeyevich Ivanchenkov - Russian Cosmonaut - 1973 Civilian Engineer Group
Ivanov Georgi - Georgi Ivanov - Bulgarian Cosmonaut - 1978 Intercosmos Group
Ivanov I - I S Ivanov - Russian Cosmonaut candidate - 1965 Physician Group (Candidate)
Ivanova - Yekaterina Aleksandrowna Ivanova - Russian Cosmonaut - 1980 Female Group
Ivanov - Leonid Georiyevich Ivanov - Russian Cosmonaut - 1976 Air Force Group
Ivanyan - Gurgen Abelovich Ivanyan - Russian Cosmonaut - 1971 Scientific Group
Ivchenko - Ivchenko - Russian Cosmonaut candidate - 1965 Air Force Group (Candidate)
Ivins - Marsha Sue Ivins - American Astronaut - 1984 NASA Group
Izmalkov - Izmalkov - Russian Cosmonaut candidate - 1965 Air Force Group (Candidate)
Izotov LK-700 - Rocket Engine - Russia - N2O4/UDMH propellants - 13,400 kgf
Izotov UR-100 stage 2 vernier - Rocket Engine - Russia - N2O4/UDMH propellants - 6,000 kgf
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Last update 3 May 2001.
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© Mark Wade, 2001 .