NASA Space Probes
40 entries in the NASA Space Probes compendium.
Deep Impact (spacecraft)First mission to eject material from a comet's surface.Deep Space 1NASA technology demonstrator testing ion propulsion and autonomous navigation.Double Asteroid Redirection TestNASA mission testing asteroid deflection via kinetic impact.International Cometary ExplorerFirst spacecraft to visit a comet and first at a Lagrange point.International Ultraviolet ExplorerFirst space observatory for real-time ultraviolet spectroscopy.Interstellar Mapping and Acceleration ProbeHeliophysics probe studying particle acceleration and the heliosphere boundary.ISEE-1Mother spacecraft in a three-probe study of Earth's magnetosphere.ISEE-2European daughter probe in the Sun-Earth Explorer trio.Lucy (spacecraft)NASA probe to eight asteroids, including Jupiter trojans.Lunar ProspectorOrbital mapper that found evidence of lunar ice.Lunar TrailblazerSmall lunar orbiter lost after launch due to software and hardware failures.NEO SurveyorPlanned infrared telescope for detecting hazardous near-Earth asteroids.Pioneer 11First probe to encounter Saturn and second to leave the Solar System.Psyche (spacecraft)First mission to a metallic asteroid, using Hall-effect thrusters.Wide-field Infrared Survey ExplorerNASA infrared survey that mapped the entire sky.Wilkinson Microwave Anisotropy ProbeMapped the cosmic microwave background to establish the standard cosmological model.Large Ultraviolet Optical Infrared SurveyorNASA concept for a large ultraviolet-optical-infrared space observatory.Lynx X-ray ObservatoryProposed next-generation X-ray observatory for the 2030s.InSightLander that studied Mars' deep interior and detected marsquakes.Explorers ProgramNASA's long-running series of small scientific satellites.Explorer 1First U.S. satellite and discoverer of the Van Allen radiation belt.Explorer 2Failed to orbit due to fourth stage ignition failure.Explorer 6First satellite to photograph Earth from orbit.Explorer 7Mapped Earth's radiation budget from orbit.Explorer 8NASA satellite that studied the ionosphere and micrometeorites.Explorer 12First S-3 series satellite studying solar wind and cosmic rays.Explorer 18First IMP satellite and first spacecraft with integrated circuits.Explorer 21Second Interplanetary Monitoring Platform for magnetospheric and interplanetary studies.Explorer 32NASA satellite that studied Earth's upper atmosphere.Explorer 33First spacecraft to use MOSFETs in orbit.Explorer 41NASA satellite measuring particles and fields in cislunar space.Explorer 43Sixth Interplanetary Monitoring Platform satellite launched in 1971.Explorer 45Explorer 45 studied the magnetosphere's ring current and magnetic storms.Explorer 47NASA satellite studying interplanetary space and magnetotail.Explorer 50Final Interplanetary Monitoring Platform satellite studying magnetosphere and solar wind.Explorer 51NASA satellite studying the thermosphere and energy transfer processes.Explorer 54NASA satellite studying atmospheric chemistry and energy transfer.Explorer 55NASA satellite studying atmospheric chemistry at low latitudes.Fast Auroral SnapshoT ExplorerNASA plasma physics satellite studying auroral phenomena at high resolution.IMAGE (spacecraft)First spacecraft dedicated to imaging Earth's magnetosphere.
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