On Sept. 4, 1962, NASA's Mariner 2 spacecraft performed the first-ever rocket maneuver in deep space as it did a quick mid-course correction on its way to Venus. It had launched just eight days ...

On Aug. 27, 1962, NASA launched Mariner 2, the world's first successful interplanetary spacecraft. Mariner 2 flew by Venus after a 3½-month voyage through space. The mission launched just one month ...

Mariner 10 may have been the last of the Mariner spacecraft series, but it was the first to complete many new tasks. It was the first U.S. spacecraft to visit two planets - Venus and Mercury - in one ...

On Aug. 27, 1962, NASA launched to Venus with Mariner 2, the world's first spacecraft to successfully visit another planet. On Aug. 27, 1962, NASA launched to Venus with Mariner 2, the world's first ...

Early work with the V2 -- Solar x-rays and the earth's ionosphere -- Non-solar x-ray sources -- Sputnik I -- The American programme pre-Sputnik -- The Soviet programme -- Early scientific results -- ...