As the US sets its sights on establishing a permanent base on the moon, its foothold in an area of space much closer to home is growing more uncertain.

The African continent is splitting along a triple junction of rifts that converge in Afar, Ethiopia. A new ocean may take millions of years to form, but that is giving scientists ample time to glean ...

A spacecraft could plunge into Earth’s atmosphere as soon as Tuesday. While most of the probe will likely burn up during reentry, a few components are expected to survive.

New observations have ruled out the chances of an asteroid hitting the moon in 2032, according to scientists using the James Webb Space Telescope.