Summary: Time doesn’t flow uniformly across the solar system, and new research reveals just how differently it unfolds on Mars compared with Earth. By tracing subtle gravitational and orbital ...

Asteroid Bennu, a dark rubble pile roughly the height of the Empire State Building, has turned out to be a chemical treasure ...

When Voyager 2 made its historic flyby of Uranus in 1986, the spacecraft captured the best data humanity had gathered on the ...

Cue up the international intrigue, including a dicey bit of a U.S. and Canada conflagration and it’s off we go! Penny’s novel ...

Of the seven Earth-sized worlds orbiting the red dwarf star TRAPPIST-1, one planet in particular has attracted the attention ...

Of the seven Earth-sized worlds orbiting the red dwarf star TRAPPIST-1, one planet in particular has attracted the attention of scientists, because it ...

This temporal lag is a direct consequence of Albert Einstein’s Theory of General Relativity. The rule is simple: the weaker ...

Forty years ago, Voyager imaged Uranus and presented the world with a new mystery. Upon further inspection, it may have just ...

Uranus, with its peculiar tilt of nearly 59 degrees, has always been one of the most enigmatic planets in our solar system.

The discovery of two remarkable substellar companions orbiting distant stars has been announced by an international team of ...

Jared Isaacman, Donald Trump's NASA nominee, vowed to beat China to the moon, back lunar lander competition and boost nuclear propulsion at a Senate hearing.

NASA's Goddard Space Flight Center in Maryland is facing controversy over potential building closures. Here's what's been ...