NASA says of Apophis passing by that it is likely "an event like this has not happened at any time in recorded human history.

The Apophis asteroid, once feared to hit Earth, is less than three years from making an unprecedented approach toward Earth.

NorthStar Earth and Space plans to raise funds to expand the space-based sensor network behind its space situational awareness business by merging with Viking Acquisition Corp. I, a publicly listed ...

The photos, taken decades apart in 1968 and 2026, show Earth as it would be seen if you were standing on the moon. Take a ...

NASA's latest photos from the Artemis II mission show Earth in stunning details as the astronauts near a milestone distance ...

Artemis 2's Victor Glover and Christina Koch are all smiles after splashdown.

The realizations on social media align with what researchers have long known about Earth's composition.

An artist’s conception shows Starfish Space’s Otter spacecraft in geosynchronous Earth orbit. (Starfish Space Illustration) Tukwila, Wash.-based Starfish Space has been awarded a $54.5 million ...

Space missions have always depended on specialized cameras, but Artemis II added something unexpected to the mix. Astronauts ...

In a new book, NASA astrobiologist Caleb Scharf says the fate of life on Earth may hinge on leaving our planet behind The multibillion-year story of life on Earth is defined by a handful of epochal ...