What would it be like to live on a super-Earth?

Neptune’s third-largest moon, Nereid, could be an intact survivor from the planet’s original satellite system, upending ...

This goes against the previous theory, which has long suggested that Nereid is actually an object captured from the Kuiper ...

Where would this planet need to orbit within the Sun’s habitable zone?

Astro Brief is a podcast collaboration between KSMU, the Missouri Space Grant, and MSU's Department of Physics, Astronomy and ...

Neptune’s oddball moon Nereid may be the sole remnant of an earlier system, formed near the planet rather than being pulled ...

NASA's asteroid-bound Psyche spacecraft flew by Mars for a gravity assist on the way to its final target. And it took some ...

There’s a SMILE beaming down from high above Earth. On May 19, the European Space Agency (ESA) and the Chinese Academy of ...

NASA’s Psyche spacecraft successfully completed a flyby of the Red Planet on May 15, coming within 2,864 miles (4,609 ...

By Steve Gorman LOS ANGELES, May 14 (Reuters) - NASA's Psyche probe was headed for a close encounter with Mars on Friday and ...