In northeastern California, the Upper Pit River undulates through evergreen forests, wet meadows and rugged mountains. It’s ...

NASA's Lucy spacecraft has beamed back pictures from its latest asteroid flyby, revealing a long, lumpy space rock that resembles an odd-shaped peanut. The space agency released the images Monday ...

The Trump administration wants to significantly cut NASA’s budget next year, slashing science research funding in half, a reduction that would halt the launch of a high-tech space telescope and ...

A NASA spacecraft recently got an up-close look at a strange peanut-shaped space rock floating through the cosmos in the main asteroid belt. Not to worry: Astronomers aren't interested in the ...

In the nearly two weeks since Ars reported on the Trump administration's proposed budget cuts for NASA's science programs, scientists and Democratic lawmakers have both expressed deep concerns ...

A NASA spacecraft is traveling to the most mysterious asteroids in the solar system. On the way there, it snapped images of the curious, elongated asteroid dubbed "Donaldjohanson." On April 20 ...

KENNEDY SPACE CENTER — While many were in bed, except for a few diehard space fans who were awake to watch, NASA and SpaceX launched nearly 7,000 pounds of food, experiments and other goodies to ...

It employs some of the best scientists in the world. But even NASA's top experts have been left baffled by the latest discovery. NASA's Perseverance rover has spotted a mysterious rock on the ...

The upside down flag traces its origins to the sea, where sailors flew them as a signal of distress to other maritime ...

On April 7, Uranus passed in front of a distant star located 400 light-years away, giving NASA scientists a rare cosmic alignment in which to investigate the distant ice giant. During the hour ...

NASA's Curiosity rover has found iron-rich carbonates on Mars, offering new clues about the planet's ancient climate and potential habitability. While slowly climbing the slopes of Mount Sharp ...