Modest binoculars or a small telescope are all you need to see the Beehive Star Cluster. Appearing as a circular patch of ...

Earth has only one natural satellite, the moon, which is relatively large compared to its parent planet. It orbits Earth at ...

The newly released "skinny budget" would cancel the Gateway moon-orbiting space station and Mars sample return, among other ...

For the past four years, NASA 's Perseverance rover has rambled over a region of Mars where scientists say a strong river ...

Comets that have hit Earth have been a mixed bag. Early in Earth's history, during the solar system's chaotic beginning, they ...

The White House wants to focus on 'beating China back to the Moon and putting the first human on Mars.' The administration is ...

The HiRise camera is living up to its name, capturing a rare look at the veteran rover from way up in Martian orbit.

A team of scientists has uncovered new details about Mars’ Jezero Crater using the Perseverance rover's cutting-edge ...

For more than half a century planetary exploration and space science have been a hallmark of American achievement and ...

New research suggests Mars - which we know as a very cold, dry, rocky planet - may once have actually been warmer and wetter.