NASA's Curiosity rover drills into Mars' surface again, revealing ancient mudstone that hints the Red Planet once had water—and maybe even life.

We Earthlings see the sun every day of our lives—but gaining a truly new view of our star is a rare and precious thing. So ...

Scientists have achieved a groundbreaking feat by detecting a 13-billion-year-old microwave signal from the Cosmic Dawn using ...

An international team of astronomers has discovered three new hot Jupiter exoplanets orbiting distant K dwarf stars. This ...

An accidental discovery in an astronomy show offers researchers a new clue about the mysterious Oort Cloud, a large expanse ...

Georgia Tech scientists have uncovered evidence that a mountain on the rim of Jezero Crater—where NASA's Perseverance Rover ...

An exoplanet 60 light-years away from Earth, known as 14 Herculis c, is thought to be the coldest one yet found, researchers ...

This is the first time an object in its class has been detected in X-rays. The discovery could lead to a better understanding ...

Astronomer Vera Rubin, now honored on a U.S. quarter, transformed our understanding of the universe by uncovering powerful ...

Discover the legacy of NASA's Kuiper Airborne Observatory (KAO), a modified C-141A Starlifter that advanced infrared ...

The asteroid, about the size of a 10-story building, has a 4.3% chance of lunar impact, according to NASA's James Webb Space Telescope observations. While a moon impact wouldn't significantly alter ...

A solar mission shared between the European Space Agency and NASA has captured the first-ever images of the Sun's south pole.