A planetary system 116 light-years from Earth has a peculiar pattern. It could flip the script on how planets form, scientists say.

The Ariane 64 launched from Europe's Spaceport in Kourou, French Guiana at 11:45 a.m. EST (1645 GMT; 1:45 p.m. local time in ...

A Vulcan Centaur rocket launched a pair of space surveillance satellites for the U.S. military early Thursday morning (Feb.

Scientists used the European Space Agency's Cheops satellite to discover that the planetary system around the star LHS 1903 ...

Recent research suggests that Saturn's bright rings and its largest moon, Titan, may have both originated in collisions among its moons. While Cassini's 13-year mission expanded our understanding of ...

NASA has released its monthly skywatching update on what to look out for over the coming weeks, and you can probably guess ...

A rare planetary parade will march across the sky on Saturday, Feb. 28, according to NASA. Venus, Mercury, Saturn, Jupiter, ...

Neptune was supposed to be the quiet, distant ice giant, a cold blue marble barely warmed by the Sun. Instead, the James Webb Space Telescope has just turned it into one of the strangest, most ...

Jeff Bezos’ space company, Blue Origin, on Wednesday announced a plan to deploy 5,408 satellites in space for a communications network that will serve data centers, governments and businesses, jumping ...

For half a century, a federal program has covered most at-risk properties. Now, a private company is pitching a plan to shrink the government’s role. By Scott Dance Reporting from Washington Flood ...

SpaceX today received US permission to launch another 7,500 second-generation Starlink satellites, bringing its total authorization to 15,000 Gen2 satellites including those previously approved.

Earth-orbiting satellites could begin colliding with one another in less than three days in a worst-case-scenario scenario — potentially triggering a runaway cascade that may render low Earth orbit ...