Ranger 4
Atlas Agena B
United States Air Force
Mission
Ranger 4
Type: Lunar Exploration
Ranger 4 was a spacecraft designed to softly impact the lunar surface. Its solar panels were never extended and its sun and earth acquisition system was not initiated due to a failure of a timer in its central computer. It impacted the far side of the Moon on April 26 after 64 hours of flight.
Trajectory
The trajectory is unavailable. Check back for updates.
Location
Launch Complex 12
Cape Canaveral, FL, USA
887 rockets have launched from Cape Canaveral, FL, USA.

Rocket
Atlas LV-3 Agena B – United States Air Force
- Family: Atlas
- Length: 20.27 m
- Diameter: 3.05 m
- Launch Mass: 130 T
The Atlas LV-3 Agena B was manufactured by United States Air Force with the first launch on 1961-01-31. Atlas LV-3 Agena B has 21 successful launches and 8 failed launches with a total of 29 launches. The Atlas LV-3A was a largely unsuccessful configuration until it was given an Agena B upper stage. It was responsible for the launch of Mariner II to Venus and had one of the first engines that could be restarted in orbit.
Agency
United States Air Force – USAF
- Type: Government
- Abbreviation: USAF
- Country: USA