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I-270 - Spacecraft - Manned - Rocketplane - Russia I-Hawk - - - See Hawk I-Scud - rocket - See R-17 I1 - Spacecraft - Military - ASAT - Russia - See Polyot I1P - Spacecraft - Military - ASAT - Russia - See Polyot I2M - Spacecraft - Military - ASAT Target - Russia - See IS-P I2P - Spacecraft - Military - ASAT - Russia - See IS-A IAE - Spacecraft - Technology - - USA IAI-Arrow-1 - Rocket Engine - Israel - Solid propellant IAI-Arrow-2 - Rocket Engine - Israel - Solid propellant IAPS - Rocket Engine - USA - Electric/Mercury propellant Iblefeld - Herbert Iblefeld - German Rocket pilot - IBSS - Spacecraft - Astronomy - Infrared - USA ICAN - Spacecraft - Tug - - USA Icarus - Rocket Engine - USA - Solid propellant Icarus - Sounding rocket - USA Icarus St2 - Rocket Engine - USA - Solid propellant Iceland - Icelandic space history Icelandic space history - - See Iceland ICESat - Spacecraft - Earth - Landsat - USA IDCSP - Spacecraft - Communications - Military - USA Ideal Home Station - Spacecraft - Manned - Space Station - USA IE - Spacecraft - Earth - Ionosphere - USA IGS - Spacecraft - Surveillance - Military - Japan IHLLV - Orbital launch vehicle - - See Shuttle IIAE Orion - Sounding rocket - Argentina IK-B-1300 - Spacecraft - Earth - Magnetosphere - Ukraine Ikar - Spacecraft - Tug - - Russia Ikar - Spacecraft - SIGINT - - Ukraine - See Tselina-D Ikar - Intercontinental ballistic missile - Ukraine Ikar - - - See R-36M Ikon - Spacecraft - Surveillance - Military - USA - See Improved Crystal Ikonos - Spacecraft - Surveillance - Civilian - USA Ile du Levant - Suborbital Launch Site in France. Illarionov - Valeri Vasilyevich Illarionov - Russian Engineer Cosmonaut - Air Force Group 5 - 1970 Illyin - Dr Yevgeni Aleksandrovich Illyin - Russian Physician Cosmonaut - Voskhod Physician Group - 1965 ILRV - Spacecraft - Manned - Spaceplane - USA Ilyushin - Vladimir Sergeyevich Ilyushin - Test pilot - Phantom Cosmonaut IM-70 - Surface-to-air missile - USA - See Talos IM-99A - - - See Bomarc IM-99B - - - See Bomarc IMAGE - Spacecraft - Solar - - USA Imager for Magnetopause-to-Aurora Global Exploration - Spacecraft - Solar - - USA - See IMAGE IMBP Group 1 - 1972 - Cosmonaut training group IMBP Group 2 - 1978 - Cosmonaut training group IMBP Group 3 - 1980 - Cosmonaut training group IMBP Group 4 - 1985 - Cosmonaut training group IMBP Group 5 - 1989 - Cosmonaut training group Imeni Gastello - ICBM Base in Kazakhstan operated by Russia. - See Derzhavinsk IMEWS - Spacecraft - Early Warning - - USA - See DSP IMIS 1968 - Spacecraft - Manned - Mars Expedition - USA IMLSS - Spacecraft - Manned - Space Suits - USA IMP - Spacecraft - Earth - Magnetosphere - USA Improved Crystal - Spacecraft - Surveillance - Military - USA Improved Orion - Sounding rocket - - See Hawk Improved TIROS Operational System - Spacecraft - Earth - Weather - USA - See ITOS India - Indian space history Indian Ocean - Sea Launch Area in operated by . Indian space history - - See India Indonesia - Indonesian space history Indonesian space history - - See Indonesia Industrial Launch Vehicle - Low cost orbital launch vehicle - USA Industrial Sounding System - Sounding rocket - Canada Industrial Space Facility - Spacecraft - Manned - Space Station Module - USA Inflatable Antenna Experiment - Spacecraft - Technology - - USA - See IAE Informator - Spacecraft - Communications - - Russia InfraRed Astronomical Satellite - Spacecraft - Astronomy - Infrared - USA - See IRAS Infrared Background Signature Survey - Spacecraft - Astronomy - Infrared - USA - See IBSS Infrared Space Observatory - Spacecraft - Astronomy - Infrared - Europe - See ISO Initial Defense Communictions Satellite Program - Spacecraft - Communications - Military - USA - See IDCSP Initial UR-500 - rocket - See Proton Injun - Spacecraft - Earth - Magnetosphere - USA Inmarsat - Space Project - Communications - Insat - Space Project - Communications - Insat 1 - Spacecraft - Communications - - India Insat 2 - Spacecraft - Communications - - India Insat 3 - Spacecraft - Communications - - India INSATRAC - Spacecraft - Military - ASAT - USA Inspector - Spacecraft - Manned - Logistics - Germany Inspirational - article - High Flight Inspirational - article - Stars My Destination Instrument Unit - Spacecraft - Manned - Space station module - - See S-IVB IU INTA - Sounding rocket - Spain Intasat - Spacecraft - Technology - Communications - Spain Integral - Spacecraft - Astronomy - Gamma Ray - Europe Integrated Cargo Carrier - Spacecraft - Tug - Spacecraft Module - Europe - See ATV ICC Integrated Launch and Re-entry Vehicle - Spacecraft - Manned - Spaceplane - USA - See ILRV Integrated Maneuvering Life Support System, 1968 - Spacecraft - Manned - Space Suits - USA - See IMLSS Integrated Manned Interplanetary Spacecraft - Spacecraft - Manned - Mars Expedition - USA - See IMIS 1968 Integrated Missile Early Warning Satellites - Spacecraft - Early Warning - - USA - See DSP Integrated Powerhead Demonstrator - Rocket Engine - USA - Lox/LH2 propellant - See IPD Integrated Rendezvous Target - Spacecraft - Technology - - USA - See IRT Intelsat - Space Project - Communications - Intelsat 1 - Spacecraft - Communications - - USA Intelsat 2 - Spacecraft - Communications - - USA Intelsat 3 - Spacecraft - Communications - - USA Intelsat 4 - Spacecraft - Communications - - USA Intelsat 4A - Spacecraft - Communications - - USA Intelsat 5 - Spacecraft - Communications - - USA Intelsat 5A - Spacecraft - Communications - - USA Interbol - Spacecraft - Earth - Magnetosphere - Russia - See Prognoz-M Intercosmos - Space Project - Earth - Micrometeoroid Intercosmos Group - 1976 - Cosmonaut training group Intercosmos Group - 1978 - Cosmonaut training group Intercosmos Group - 1979 - Cosmonaut training group Interim Heavy Lift Launch Vehicle - Orbital launch vehicle - - See Shuttle International - Citizen of the World space history International Group - 1980 - Cosmonaut training group International Group - 1982 - Cosmonaut training group International Group - 1985 - Cosmonaut training group International Group - 1986 - Cosmonaut training group International Group - 1987 - Cosmonaut training group International Group - 1988 - Cosmonaut training group International Group - 1997 - Cosmonaut training group International Group - 1998 - Cosmonaut training group International Space Station - Spacecraft - Manned - Space Station - USA International Sun-Earth Explorer - Spacecraft - Earth - Magnetosphere - USA - See ISEE International Ultraviolet Explorer. - Spacecraft - Astronomy - Ultraviolet - USA - See IUE Interorbital Tug - Spacecraft - Tug - - Russia Interplanetary Monitoring Platform - Spacecraft - Earth - Magnetosphere - USA - See IMP Interstate BQ-4-TDR.htm - Intermediate range cruise missile - USA - See BQ-4-TDR Ion - Spacecraft - Tug - - USA Ion - Rocket Engine - USA - Electric/Mercury propellant Ionosfernaya - Spacecraft - Earth - Ionosphere - Russia Ionosphere Explorer - Spacecraft - Earth - Ionosphere - USA - See IE Iosifyian - Andronik Gevondovich losifyian - Russian Chief Designer - IPD - Rocket Engine - USA - Lox/LH2 propellant IQSY - Spacecraft - Solar - - USA Iran - Iranian space history Iran-130 - Short range ballistic missile - Iran Iranian space history - - See Iran Iraq - Iraqi space history Iraqi space history - - See Iraq IRAS - Spacecraft - Astronomy - Infrared - USA IRDT - Spacecraft - Manned - Bailout - Russia Ireland - Irish space history Iridium - Space Project - Communications - Iris - Rocket Engine - Italy - Solid propellant Iris - Sounding rocket - USA Irish space history - - See Ireland Irkutsk - ICBM Base in Russia. IRS - Spacecraft - Earth - Landsat - India IRT - Spacecraft - Technology - - USA Irwin - James Benson 'Jim' Irwin - American Pilot Astronaut - NASA Group 5 - 1966 IS - Spacecraft - Military - ASAT - Russia - See IS-A IS-A - Spacecraft - Military - ASAT - Russia IS-MU - Spacecraft - Military - ASAT - Russia IS-P - Spacecraft - Military - ASAT Target - Russia IS-T - Spacecraft - Military - ASAT Target - Russia - See IS-P Isakov - Vladimir Timofeyevich Isakov - Russian Navigator Cosmonaut - Air Force Group 4 - 1967 Isaulov - Yuri Fedorovich Isaulov - Russian Pilot Cosmonaut - Air Force Group 5 - 1970 Isayev - Aleksei Mikhailovich Isayev - Russian Engineer - Isayev 218 - Rocket Engine - Russia - Nitric acid/Amine propellant Isayev DOS-3/4 - Rocket Engine - Russia - Nitric acid/UDMH propellant Isayev P-15 - Rocket Engine - Russia - Nitric acid/Amine propellant Isayev Polet/IS - Rocket Engine - Russia - N2O4/UDMH propellant Isayev R-17 - Rocket Engine - Russia - Nitric acid/Kerosene propellant Isayev TKS attitude - Rocket Engine - Russia - N2O4/UDMH propellant Isayev V-750V - Rocket Engine - Russia - Nitric acid/Amine propellant ISEE - Spacecraft - Earth - Magnetosphere - USA Ishlinskiy - Aleksandr Yulevich Ishlinskiy - Russian Scientist - Isinglass - Spacecraft - Manned - Spaceplane - USA Isinglass - Winged rocketplane - USA Isis - Spacecraft - Earth - Magnetosphere - Canada Iskander - Short range ballistic missile - Russia Iskra - Spacecraft - Materials - - Russia ISO - Spacecraft - Astronomy - Infrared - Europe Isopropylnitrate - Rocket engine propellants and the engines that use them. Israel - Israeli space history Israeli space history - - See Israel ISS - Spacecraft family ISS - Space Project - Manned - Space station ISS 7A.1 - Manned spaceflight - ISS program - See STS-105 ISS Astrolab - Manned spaceflight - ISS program ISS Cervantes - Manned spaceflight - ISS program ISS Columbus Orbiting Facility - Spacecraft - Manned - Space Station - Europe ISS Commercial Enterprise Module - Spacecraft - Manned - Space Station Module - USA ISS Delta - Manned spaceflight - ISS program ISS Destiny - Spacecraft - Manned - Space station module - ISS EMU - Spacecraft - Manned - Space Suits - USA ISS Eneide - Manned spaceflight - ISS program - See ISS EP-8 ISS EO-1 - Manned spaceflight - ISS program ISS EO-10 - Manned spaceflight - ISS program ISS EO-11 - Manned spaceflight - ISS program ISS EO-12 - Manned spaceflight - ISS program ISS EO-13 - Manned spaceflight - ISS program ISS EO-14 - Manned spaceflight - ISS program ISS EO-14-1 - Manned spaceflight - ISS program ISS EO-15 - Manned spaceflight - ISS program ISS EO-15-1 - Manned spaceflight - ISS program ISS EO-16 - Manned spaceflight - ISS program ISS EO-16-1 - Manned spaceflight - ISS program ISS EO-2 - Manned spaceflight - ISS program ISS EO-3 - Manned spaceflight - ISS program ISS EO-4 - Manned spaceflight - ISS program ISS EO-5 - Manned spaceflight - ISS program ISS EO-6 - Manned spaceflight - ISS program ISS EO-7 - Manned spaceflight - ISS program ISS EO-8 - Manned spaceflight - ISS program ISS EO-9 - Manned spaceflight - ISS program ISS EP-1 - Manned spaceflight - ISS program ISS EP-10 - Manned spaceflight - ISS program ISS EP-11 - Manned spaceflight - ISS program ISS EP-12 - Manned spaceflight - ISS program ISS EP-13 - Manned spaceflight - ISS program ISS EP-2 - Manned spaceflight - ISS program ISS EP-3 - Manned spaceflight - ISS program ISS EP-4 - Manned spaceflight - ISS program ISS EP-5 - Manned spaceflight - ISS program - See ISS Cervantes ISS EP-6 - Manned spaceflight - ISS program - See ISS Delta ISS EP-7 - Manned spaceflight - ISS program ISS EP-8 - Manned spaceflight - ISS program ISS EP-9 - Manned spaceflight - ISS program ISS Leonardo - Spacecraft - - - ISS Mini PLM - Spacecraft - Manned - Space Station Module - USA ISS MPLM - Spacecraft - Manned - Space Station Module - USA ISS Pirs - Spacecraft - Manned - Space Station Module - Russia ISS Quest Joint Airlock - Spacecraft - Manned - Space station module - ISS Russian Science and Power Platform - Spacecraft - Manned - Space Station Module - Russia ISS Space Station Remote Manipulator System - Spacecraft - Manned - Space Station Module - Canada ISS Space Telescope - Spacecraft - Astronomy - Visible - USA ISS UF-1 - Manned spaceflight - ISS program - See STS-108 ISS UF-2 - Manned spaceflight - ISS program - See STS-111 ISS Unity - Spacecraft - Manned - Space Station - USA ISS Zarya - Spacecraft - Manned - Space Station - Russia ISS Zvezda - Spacecraft - Manned - Space Station - Russia ISS-10A - Manned spaceflight - ISS program - See STS-120 ISS-10A - Manned spaceflight - ISS program (Cancelled flight) - See STS-120A ISS-10S - Manned spaceflight - ISS program - See ISS EO-11 ISS-10S - Manned spaceflight - ISS program - See ISS EP-8 ISS-11A - Manned spaceflight - ISS program - See STS-113 ISS-12A - Manned spaceflight - ISS program - See STS-115 ISS-12A - Manned spaceflight - ISS program (Cancelled flight) - See STS-115A ISS-12A.1 - Manned spaceflight - ISS program - See STS-116 ISS-12A.1 - Manned spaceflight - ISS program (Cancelled flight) - See STS-116A ISS-13A - Manned spaceflight - ISS program - See STS-117 ISS-13A - Manned spaceflight - ISS program (Cancelled flight) - See STS-117A ISS-13A.1 - Manned spaceflight - ISS program (Cancelled flight) - See STS-118A ISS-14A - Manned spaceflight - ISS program (Cancelled flight) - See STS-131A ISS-14S - Manned spaceflight - ISS program - See ISS EO-15 ISS-15A - Manned spaceflight - ISS program (Cancelled flight) - See STS-119A ISS-15S - Manned spaceflight - ISS program - See ISS EO-16 ISS-16A - Manned spaceflight - ISS program (Cancelled flight) - See STS-134A ISS-17A - Manned spaceflight - ISS program (Cancelled flight) - See STS-135A ISS-18A - Manned spaceflight - ISS program (Cancelled flight) - See STS-136A ISS-19A - Manned spaceflight - ISS program (Cancelled flight) - See STS-137A ISS-1E - Manned spaceflight - ISS program - See STS-122 ISS-1J - Manned spaceflight - ISS program - See STS-124 ISS-1J/A - Manned spaceflight - ISS program - See STS-123 ISS-20A - Manned spaceflight - ISS program (Cancelled flight) - See STS-133A ISS-2A - Manned spaceflight - ISS program - See STS-88 ISS-2A.1 - Manned spaceflight - ISS program - See STS-96 ISS-2A.2a - Manned spaceflight - ISS program - See STS-101 ISS-2A.2b - Manned spaceflight - ISS program - See STS-106 ISS-2R - Manned spaceflight - ISS program - See ISS EO-1 ISS-2S - Manned spaceflight - ISS program - See ISS EP-1 ISS-3A - Manned spaceflight - ISS program - See STS-92 ISS-3S - Manned spaceflight - ISS program - See ISS EP-2 ISS-4A - Manned spaceflight - ISS program - See STS-97 ISS-4S - Manned spaceflight - ISS program - See ISS EP-3 ISS-5 - Manned spaceflight - ISS program - See STS-111 ISS-5A - Manned spaceflight - ISS program - See STS-98 ISS-5A.1 - Manned spaceflight - ISS program - See STS-102 ISS-5S - Manned spaceflight - ISS program - See ISS EP-4 ISS-6 - Manned spaceflight - ISS program (Cancelled flight) - See STS-114A ISS-6A - Manned spaceflight - ISS program - See STS-100 ISS-6S - Manned spaceflight - ISS program - See ISS EO-7 ISS-6SA - Manned spaceflight - ISS program (Cancelled flight) - See Soyuz TMA-2A ISS-7A - Manned spaceflight - ISS program - See STS-104 ISS-7S - Manned spaceflight - ISS program - See ISS EO-8 ISS-7SA - Manned spaceflight - ISS program (Cancelled flight) - See Soyuz TMA-3A ISS-8A - Manned spaceflight - ISS program - See STS-110 ISS-8S - Manned spaceflight - ISS program - See ISS EO-9 ISS-8SA - Manned spaceflight - ISS program (Cancelled flight) - See Soyuz TMA-4A ISS-9A - Manned spaceflight - ISS program - See STS-112 ISS-9A.1 - Manned spaceflight - ISS program (Cancelled flight) - See STS-121A ISS-9S - Manned spaceflight - ISS program - See ISS EO-10 ISS-9S - Manned spaceflight - ISS program - See ISS EP-7 ISS-UF3 - Manned spaceflight - ISS program (Cancelled flight) - See STS-126A ISS-UF4 - Manned spaceflight - ISS program (Cancelled flight) - See STS-123A ISS-UF5 - Manned spaceflight - ISS program (Cancelled flight) - See STS-130A ISS-UF6 - Manned spaceflight - ISS program (Cancelled flight) - See STS-132A ISS-UF7 - Manned spaceflight - ISS program (Cancelled flight) - See STS-138A ISS-ULF1 - Manned spaceflight - ISS program (Cancelled flight) - See STS-114A ISS-ULF1.1 - Manned spaceflight - ISS program - See STS-121 Istochnikov - Ivan Istochnikov - Phantom cosmonaut - Phantom Cosmonaut ISZ - Spacecraft - Earth - Magnetosphere - Russia - See Sputnik 3 Italian Space Agency Group - 1990 - Astronaut training group Italian space history - - See Italy Italsat - Spacecraft - Communications - - Italy Italy - Italian space history Itatka - ICBM Base in Russia. Ithacus - Spacecraft - Manned - Spacecraft - USA Ithacus - SSTO orbital launch vehicle - USA Ithacus Senior - SSTO orbital launch vehicle - USA - See Ithacus ITOS - Spacecraft - Earth - Weather - USA ITV - Spacecraft - Military - ASAT Target - USA IUE - Spacecraft - Astronomy - Ultraviolet - USA Ivanchenkov - Aleksandr Segeyevich Ivanchenkov - Russian Engineer Cosmonaut - Energia Engineer Group 4 - 1973 Ivanishin - Anatoli Alekseyevich Ivanishin - Russian Pilot Cosmonaut - Air Force Group 13 - 2003 Ivanov - Leonid Georiyevich Ivanov - Russian Pilot Cosmonaut - Air Force Group 6 - 1976 Ivanov Georgi - Georgi Ivanov (nee Kakanov) - Bulgarian Pilot Cosmonaut - Intercosmos Group - 1978 Ivanov I - Igor S Ivanov - Russian Physician Cosmonaut - Voskhod Physician Group - 1965 Ivanov Ivan - Ivan Ivanovich Ivanov - Russian Engineer - Ivanov Vladimir - Vladimir Leontevich Ivanov - Russian Military Officer - Ivanova - Yekaterina Aleksandrowna Ivanova - Russian Scientist Cosmonaut - Female Group - 1980 Ivanovich - Ivan Ivanovich - Phantom cosmonaut - Phantom Cosmonaut Ivanovskiy - Oleg Genrikhovich Ivanovskiy - Russian Engineer - Ivashutin - Petr Ivanovich Ivashutin - Russian Government Official - Ivensen - Pavel Albertovich Ivensen - Russian Engineer - Ivins - Marsha Sue Ivins - Jewish American Mission Specialist Astronaut - NASA Group 10 - 1984 Ivoninskiy - Gennadiy Sergeyevich Ivoninskiy - Russian Military Officer - Izotov - Sergei Petrovich Izotov - Russian Chief Designer - Izotov LK-700 - Rocket Engine - Russia - N2O4/UDMH propellant Izotov UR-100 stage 2 vernier - Rocket Engine - Russia - N2O4/UDMH propellant Contact us with any corrections, additions, or comments. 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