17 mar 1958 ano - Vanguard 1 (17th Mar 1958)

Descrição:

Date: 17th March 1958

Who: USA

What: Vanguard 1 Spacecraft

Mission: Space Exploration

Aim: According to NASA, their aim was, "to test the launch capabilities of a three-stage launch vehicle and the effects of the environment on a satellite and its systems in Earth orbit."

Key Figures: 90-day mission duration, an is now 64 years in orbit.

Success: Yes

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