As it sped away from Venus, NASA’s Mariner 10 spacecraft captured this seemingly peaceful view of a planet the size of Earth, wrapped in a dense, global cloud layer. But, contrary to its serene ...

Click to open image viewer. CC0 Usage Conditions ApplyClick for more information. Mariner 10 was the seventh successful launch in the Mariner series and the first spacecraft to use the gravitational ...

Mariner 10's flybys of Mercury in the 1970s provided initial data, revealing aspects of its surface, tenuous exosphere, and magnetic field, but only imaged approximately 45% of the planet's surface.

NASA’s Messenger probe is the first to capture images of Mercury since the Mariner 10 in 1974 and 1975. Mariner 10 caught only one side of the planet, so researchers are giddy over images taken during ...