Last year, astronomers discovered an unusual Earth-size exoplanet they believe has a hemisphere of molten lava, with its ...

Firefly Aerospace's Blue Ghost captured some stunning sights on its way to the Moon's Mare Crisium basin.

The planet is tidally locked to its star, which means one side is always facing it and, for that reason, has a scorching ...

A new book explores how one biologist’s work at the North and South Poles changed the way he sees the world and our place in ...

Two such lunar canyons, Vallis Schrödinger and Vallis Planck, stretch over 270 km (168 miles) each, with depths of 2.7 km ...

New findings explain the Phoenix cluster's mysterious starburst. Data confirm the cluster is actively cooling and able to generate a huge amount of stellar fuel on its own.

Scientists have long thought that the South Pole-Aitken basin was formed by a shallow-angle impact, but new research suggests ...

New research shows that when an asteroid slammed into the moon billions of years ago, it carved out a pair of grand canyons ...

Using energy greater than the global nuclear weapons inventory, an impact event carved two grand canyons into the moon’s surface, and the asymmetrical distribution could clear the way for future lunar ...