In the whole history of Earth's climate, few events are as extreme as those that geologists call "Snowball Earth." ...

Researchers have uncovered more than a thousand previously unknown tectonic ridges across the Moon’s dark plains, showing the Moon is still contracting and reshaping itself. These features are among ...

The planets are visible throughout February, "but they’ll be lined up best toward the end of the month,” NASA says.

The map unveils small mare ridges, geologically young features that will aid the selection of landing sites for future Moon ...

NASA planetary defense experts report that mid-size near-Earth asteroids could cause regional damage, with detection and deflection remaining limited, according to New York Post and AAAS reports.

Trump administration proposed deep cuts. But funding passed by Congress supports a pillar of the state’s economy.

That breadth is central to how Colorado converts federal appropriations into local economic activity. Stable funding supports not only the largest contractors but also smaller firms that build ...

An inside-out planetary system around the star LHS 1903 is turning everything that astronomers know about planet formation upside down.

Astronomers have uncovered a distant planetary system that flips a long-standing rule of planet formation on its head. Around the small red dwarf star LHS 1903, scientists expected to find rocky ...

Since the 1990s, astronomers have found a handful of other dwarf planets in the belt, such as Eris and Sedna, along with ...

A record-breaking gravitational wave signal let scientists "listen" to a distant black hole merger and put Einstein's gravity to its toughest test yet.

Surprised astronomers said Thursday they have discovered a star with planets in a bizarre order that defies scientific expectations -- and suggests these faraway worlds formed in a manner never ...