The Artemis 2 crew carried miniature tissue chips that were created using their own stem cells. This study, called AVATAR, ...

A fictional theory created by H. P. Lovecraft ended up changing 2001: A Space Odyssey - and the world.

A Japanese poet from the 13th century, watching a blood-red sky and writing his diary, never thought his words would save ...

When you think about our origin story, and of our planet -- among all of the planets in the cosmos -- there is a deep ...

The four Artemis II astronauts said Saturday that they're "bonded forever" in their first public remarks one day after ...

Orion crew observed six rare meteorite impacts on the Moon, helping scientists study risks and surface changes during a lunar ...

Mars, you see, has one-third of Earth’s gravity, making it plausible that human beings could live entire lives there and ...

The astronauts aboard NASA’s Artemis II mission flew farther from Earth than anyone in history and laid the first human eyes ...

Ancient Greeks would have been very envious of them. The satirist Lucian (c. AD 125-180) had great fun with space travel. In ...

As NASA's Artemis II mission completed its lunar flyby, the astronauts sent back a stunning image of the colorful Earth ...

The most breathtaking such crater is the Orientale basin, a 600-mile (966 km) wide remnant of a massive collision, marked by ...