Lunar samples show evidence that solar wind could be behind the water molecules on the moon's surface, according to NASA. The results could shine a light on how water ice collects in cold traps formed ...

As a comet spins up, it starts to fall apart, which is likely what is happening to Comet SWAN now before it ceases to be an ...

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 ...

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 ...

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 ...