The craters bear the names of astronomers who revolutionized our understanding of the night sky.

Eudoxus, Aristoteles, and Cassini craters are positioned near the lunar terminator during the first quarter moon, allowing their structures to be observed through telescopes tonight.

Credit: NASA JPL-Caltech/Space Science Institute and NASA/Johns Hopkins University Applied Physics Laboratory/Carnegie Institution of Washington Earth and the Moon show two sides in these parallel ...

Ever since NASA released that photo taken from Saturn by the Cassini spacecraft on July 19 showing the Earth off in the distance, a tiny dot looking for all the world like a dim star in the night sky, ...

SPACE SELFIES: NASA’s Messenger Mercury probe and Cassini Saturn explorer are maneuvering into place to image the Earth on July 19 and 20. Cassini will take its pictures between 2:27 p.m. and 2:42 p.m ...

Saturn’s largest moon, Titan, is often described as one of the most Earth-like places in the solar system. It features vast river networks, expansive lakes, and a thick nitrogen-rich atmosphere. But ...

Earth, as seen by Cassini's radar. In order to understand what landforms on Titan could be seen by Cassini's radar, researchers looked at well-known Earth landforms through Cassini's perspective. The ...