For the first time, scientists have mapped vast, continent-scale river drainage systems on Mars — ancient networks that may ...

Astronomers have sighted the oldest known stellar explosion, dating back to when the universe was less than a billion years ...

Regular, alternating layers in Gale Crater may have been deposited as the result of tides raised by a moon at least 18 times ...

"Some of our ancestors were very skilled observers." A team of international researchers say they've uncovered new data on ...

Zoom into an amazing James Webb Space Telescope view of galaxy NGC 3256. It is " the wreckage of a head-on collision between ...

The Webb space telescope observed a supernova that took place when the universe was 730 million years old, setting a new ...

The space agency said supernovas typically brighten rapidly over a period of several weeks before they slowly start to dim. This example, however, took months to ...

Supernovae aren't one of the JWST's main science themes, but the perceptive telescope is full of surprises. Recently, it ...

An unusual new rock collection discovered by NASA's Perseverance Mars rover suggests the Red Planet's ancient past was wet ...

In the video, the snow-covered peaks gleam under the sunlight, winding through rugged valleys and deep shadows.

A new study shows that Etruscan cities grew through shifting land use, farming, and settlement patterns in ancient Italy.

Watch the Dawn Aerospace's Mk-II Aurora Spaceplane light up it rocket engine test flight. Credit: Dawn Aerospace ...