"Do we react for everything which has a chance to reach the ground? Or do we react only for the very large objects, as we did ...

Grab-and-go missions to asteroids have provided some of the most scientifically valuable samples since the Apollo ...

Tropical forests still absorb vast amounts of carbon, but new evidence suggests that small deforestation clearings cause ...

This year brought us our third-known interstellar visitor, beautiful displays of the northern lights and the opening of the ...

Before he found himself a target of the Trump administration as a US senator, Mark Kelly was a NASA astronaut who flew to ...

After Elon Musk's ex Ashley St. Clair apologized for her past transphobic comments, the Tesla CEO announced that he would be ...

Arizona Democrat Mark Kelly's battle with the Pentagon adds to a biography replete with high-profile moments even before he ...

From the Artemis II moon mission to searching for signs of life on distant plants, 2026 will be a big year for space.

Astronomers at the Center for Astrophysics | Harvard & Smithsonian have uncovered direct evidence that the red supergiant ...

A few weeks ago, technicians inside a cavernous clean room in Maryland made the final connection to complete assembly of NASA’s Nancy Grace Roman Space Telescope. Parts of this new observatory, named ...

Astronomers have uncovered the long-hidden cause behind Betelgeuse’s strange behavior: a small companion star carving a visible wake through the giant’s vast atmosphere. Using nearly eight years of ...