1959 · US Navy
Vanguard II
successVanguard | Vanguard II
Vanguard II is an Earth orbiting satellite and the first weather satellite. It was designed to measure cloud-cover distribution over the daylight portion of its orbit for a period of 19 days and to provide information on the density of the atmosphere.
Overview
- Date / time
- February 17, 1959 at 03:55 PM UTC
- Outcome
- success
- Launch site
- Launch Complex 18A
- Mission
- Vanguard II
- Mission type
- Earth Science
- Orbit achieved
- Medium Earth Orbit