It was long thought, up until recently, that asteroids and comets delivered Earth's oceans during the early Solar System.

The moon looks enormous when it's near the horizon — why is that?

The craters bear the names of astronomers who revolutionized our understanding of the night sky.

Astronomers are testing a quieter way of searching for moons beyond the solar system, using careful measurements of motion ...

Earlier research held that meteorite impacts from the solar system's early days were a major source of Earth's water.

A view of Antarctica & the moon can be seen in footage captured by the Meteosat-11 satellte. Credit: Simon Proud / NCEO and ...

For a long time, scientists assumed that Earth's water was delivered by asteroids and comets billions of years ago. This coincided with the Late Heavy Bombardment (ca. 4.1 to 3.8 billion years ago), a ...

As the four-person crew of Artemis II prepares to launch on a historic mission around the moon as soon as February, some ...

The voyage of Artemis II should serve as a balm for a humanity who could be forgiven for thinking the world has gone mad.

Sunita Williams expresses FOMO over NASA's Artemis II Moon mission while reflecting on her remarkable space career and ...

The limited-edition Moonbits box celebrates the upcoming Artemis II mission – a 10-day outer space expedition led by NASA in ...

Eudoxus, Aristoteles, and Cassini craters are positioned near the lunar terminator during the first quarter moon, allowing their structures to be observed through telescopes tonight.