NASA's Cassini spacecraft flew by Venus while making its way to Saturn. Taking advantage Venus's gravity, Cassini gained ...

Only one of the known Venus co-orbital asteroids follows a nearly circular orbit; the others move on more elongated paths ...

A hard-driving space probe is still cruising beyond Pluto, its instruments healthy and its fuel tanks half full. Yet a single ...

While about 20,000 previously unknown asteroids are discovered every year by telescopes around the world and spacecraft in orbit, the first images by the new Vera C. Rubin Observatory revealed 2,000 ...

YR4 may strike the moon in 2032, posing risks to satellites from lunar ejecta and possibly causing a brief meteor shower.