Polar
Delta 7925-10
United States Air Force
Mission
Polar
Type: Astrophysics
Polar is one of four spacecraft in the Global Geospace Science (GGS) program. These are among the spacecraft (Wind, Geotail, SOHO, and Cluster) in the International Solar Terrestrial Physics (ISTP) program. POLAR measures solar wind entry, ionospheric output, and the depositions of energy into the neutral atmosphere at high latitudes.
Trajectory
The trajectory is unavailable. Check back for updates.
Location
Space Launch Complex 2W
Vandenberg SFB, CA, USA
714 rockets have launched from Vandenberg SFB, CA, USA.

Rocket
Delta 7925-10 – McDonnell Douglas
- Family: Delta
- Length: 38.9 m
- Diameter: 2.44 m
- Launch Mass: 231 T
The Delta 7925-10 was manufactured by McDonnell Douglas with the first launch on 1994-11-01. Delta 7925-10 has 2 successful launches and 0 failed launches with a total of 2 launches. Delta II was an expendable launch system, originally designed and built by McDonnell Douglas. Delta II was part of the Delta rocket family and entered service in 1989. Delta II vehicles included the Delta 6000, and the two later Delta 7000 variants (“Light” and “Heavy”). The rocket flew its final mission ICESat-2 on 15 September 2018, earning the launch vehicle a streak of 100 successful missions in a row, with the last failure being GPS IIR-1 in 1997.
Agency
United States Air Force – USAF
- Type: Government
- Abbreviation: USAF
- Country: USA