AstronautAtlas
Search the complete archive…
Loading AstronautAtlas records
Program archive
Explorer program
Explorer 1 turned the first successful U.S. satellite launch into a landmark scientific mission and opened a continuing family of space-science investigations.
- Missions
- 37
- People
- 0
- Vehicles
- 39
Explore this program
Choose a path through the Explorer program archive.
Explorer program spacecraft
37 mission-specific spacecraft and test articles, plus 2 launch systems and shared hardware records.
Showing vehicles 1–12 of 39
Heliophysics and geospace observatoryAugust 25, 1997Advanced Composition Explorer spacecraft
Advanced Composition Explorer spacecraft was a 1,658 pounds (752 kilograms) observatory operated by NASA Goddard Space Flight Center with Johns Hopkins APL and Caltech.
Geospace and heliophysics spacecraftOctober 19, 2008Interstellar Boundary Explorer spacecraft constellation
Interstellar Boundary Explorer spacecraft constellation supported the Interstellar Boundary Explorer mission with 176 pounds (80 kilograms) flight elements.
Solar and heliophysics observatoryApril 2, 1998Transition Region and Coronal Explorer spacecraft
Transition Region and Coronal Explorer spacecraft supported the Transition Region and Coronal Explorer mission with a launch mass of about 550 pounds (250 kilograms).
Geospace and heliophysics spacecraftApril 25, 2007Aeronomy of Ice in the Mesosphere spacecraft constellation
Aeronomy of Ice in the Mesosphere spacecraft constellation supported the Aeronomy of Ice in the Mesosphere mission with about 435 pounds (197 kilograms) flight elements.
Interplanetary and magnetospheric monitoring platformJuly 1, 1966AIMP-1 spacecraft
AIMP-1 spacecraft was a about 230 pounds (105 kilograms) NASA heliophysics platform carrying solar-wind plasma, magnetic-field, energetic-particle, cosmic-ray, radio-wave, radiation, and selected gamma-ray experiments.
Interplanetary and magnetospheric monitoring platformJuly 19, 1967AIMP-2 spacecraft
AIMP-2 spacecraft was a about 230 pounds (105 kilograms) NASA heliophysics platform carrying solar-wind plasma, magnetic-field, energetic-particle, cosmic-ray, radio-wave, radiation, and selected gamma-ray experiments.
Interplanetary and magnetospheric monitoring platformNovember 27, 1963IMP-1 spacecraft
IMP-1 spacecraft was a about 300–635 pounds (135–288 kilograms), depending on generation NASA heliophysics platform carrying solar-wind plasma, magnetic-field, energetic-particle, cosmic-ray, radio-wave, radiation, and selected gamma-ray experiments.
Interplanetary and magnetospheric monitoring platformOctober 4, 1964IMP-2 spacecraft
IMP-2 spacecraft was a about 300–635 pounds (135–288 kilograms), depending on generation NASA heliophysics platform carrying solar-wind plasma, magnetic-field, energetic-particle, cosmic-ray, radio-wave, radiation, and selected gamma-ray experiments.
Interplanetary and magnetospheric monitoring platformMay 29, 1965IMP-3 spacecraft
IMP-3 spacecraft was a about 300–635 pounds (135–288 kilograms), depending on generation NASA heliophysics platform carrying solar-wind plasma, magnetic-field, energetic-particle, cosmic-ray, radio-wave, radiation, and selected gamma-ray experiments.
Interplanetary and magnetospheric monitoring platformMay 24, 1967IMP-4 spacecraft
IMP-4 spacecraft was a about 300–635 pounds (135–288 kilograms), depending on generation NASA heliophysics platform carrying solar-wind plasma, magnetic-field, energetic-particle, cosmic-ray, radio-wave, radiation, and selected gamma-ray experiments.
Interplanetary and magnetospheric monitoring platformJune 21, 1969IMP-5 spacecraft
IMP-5 spacecraft was a about 300–635 pounds (135–288 kilograms), depending on generation NASA heliophysics platform carrying solar-wind plasma, magnetic-field, energetic-particle, cosmic-ray, radio-wave, radiation, and selected gamma-ray experiments.
Interplanetary and magnetospheric monitoring platformMarch 13, 1971IMP-6 spacecraft
IMP-6 spacecraft was a about 300–635 pounds (135–288 kilograms), depending on generation NASA heliophysics platform carrying solar-wind plasma, magnetic-field, energetic-particle, cosmic-ray, radio-wave, radiation, and selected gamma-ray experiments.