Explorer 7, the last U.S. International Geophysical Year science satellite, launched on a Juno II from Cape Canaveral to measure solar X-rays, trapped particles, and cosmic rays; it operated until 1961 and remains in orbit.
- Outcome
- Success
- Orbit
- LEO
- Low Earth orbit
- Payload to orbit
- 41 kg
- Flight
- 5th
- of 10 Juno II flights
- Date and time
- 13 October 1959, 15:30 UTC
- Rocket
- Juno II
- Builder
- Chrysler
- Launch site
- Launch Complex 5, Cape Canaveral SFS, FL, USA
- Payload
- Astrophysics
- International designator
- 1959-009
- Launches in 1959
- 20th of 23
See it in orbit
Space Atlas shows the satellites and rocket stages from this launch in 3D.
Object pages on Space Atlas: Explorer 7
View satellites in Space Atlas