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MISSIONS
MISSIONS HIGHLIGHTS
CURRENT MISSIONS
SHUTTLE AND STATION
LOOKING AT EARTH
EXPLORING OUR SOLAR SYSTEM
SPACE SCIENCE AND TECHNOLOGY
DEEP SPACE MISSIONS
RESEARCH AIRCRAFT
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DEEP SPACE MISSIONS
Artist's rendering of Chandra X-ray Observatory in space
Chandra X-ray Observatory 
Third of NASA's Great Observatories, Chandra will increase our understanding of the Universe.
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Cosmic Hot Interstellar Plasma Spectrometer Mission (CHIPS)
Cosmic Hot Interstellar Plasma Spectrometer (CHIPS)
CHIPS uses an extreme ultraviolet spectrograph to study the "Local Bubble" surrounding our Solar System.
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Far Ultraviolet Spectroscopic Explorer Mission
Far Ultraviolet Spectroscopic Explorer (FUSE) Mission
FUSE looks at light in the far ultraviolet portion of the electromagnetic spectrum.
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Image of spiral galaxy M77
Galaxy Evolution Explorer (GALEX) Mission
Mapping the history of star formation in the Universe.
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Gravity Probe B Mission
Gravity Probe B (GPB) Mission
Mission to test two unverified predictions of Albert Einstein's general theory of relativity.
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High Energy Transient Explorer-2
High Energy Transient Explorer-2 (HETE-2) Mission
HETE-2 is a small scientific satellite designed to detect and localize gamma-ray bursts.
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Hubble Space Telescope
Hubble Space Telescope
Learn how the Hubble has expanded our knowledge of the cosmos.
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International Gamma-Ray Astrophysics Laboratory (INTEGRAL)
International Gamma-Ray Astrophysics Laboratory (INTEGRAL)
INTEGRAL is the most sensitive gamma-ray observatory ever launched.
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Pioneer spacecraft
Pioneer
A journey through our solar system and beyond.
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Rossi X-ray Timing Explorer
Rossi X-ray Timing Explorer (RXTE) Mission
RXTE is a satellite that observes the fast-moving, high-energy worlds of black holes, neutron stars, X-ray pulsars and bursts of X-rays that light up the sky and then disappear forever.
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Artistic concept of Space Infrared Telescope Facility
Spitzer Space Telescope
Spitzer will obtain images and spectra by detecting the infrared energy, or heat, radiated by objects in space.
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Submillimeter Wave Astronomy Satellite
Submillimeter Wave Astronomy Satellite (SWAS)
A mission that was designed to study the chemical composition of interstellar gas clouds.
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Swift mission
Swift
The Swift mission seeks to tell us more about gamma-ray bursts, the most powerful explosions in the universe.
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Voyager Mission
Voyager - The Interstellar Mission
Voyager 1 and Voyager 2 journey to study the region in space where the Sun's influence ends and the dark recesses of interstellar space begin.
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WMAP Explorer Mission
Wilkinson Microwave Anisotropy Probe (WMAP)
A mission to take the first full sky picture of the early Universe.
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XMM-Newton observatory
XMM-Newton
The Mirror Modules on this x-ray observatory allow XMM-Newton to detect millions of sources, far more than any previous X-ray mission.
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