SCORE
Atlas B
US Army
Mission
SCORE
Type: Communications
SCORE or Signal Communications by Orbiting RElay was the world first purpose built communications satellite. It provided a second test of a communications relay system after the first being provided by Pioneer 1.
Trajectory
The trajectory is unavailable. Check back for updates.
Location
Launch Complex 11
Cape Canaveral, FL, USA
888 rockets have launched from Cape Canaveral, FL, USA.

Rocket
SM-65B Atlas – Convair
- Family: Atlas
- Length: 31.4 m
- Diameter: 3.66 m
- Launch Mass: 3 T
- Low Earth Orbit Capacity: 68 kg
The SM-65B Atlas was manufactured by Convair with the first launch on 1958-07-19. SM-65B Atlas has 1 successful launches and 0 failed launches with a total of 1 launches. The Convair SM-65B Atlas, or Atlas B, also designated X-12 was a prototype of the Atlas missile. First flown on 19 July 1958, the Atlas B was the first version of the Atlas rocket to use the stage and a half design with an operational sustainer engine and jettisonable rocket booster section. Unlike later Atlas models, the Atlas B used explosive bolts to jettison the booster section.
Agency
US Army – USA
- Type: Government
- Abbreviation: USA
- Country: USA