Astronomers have identified a mysterious deep-space object that appears to defy current scientific understanding, prompting renewed debate about how the universe forms and evolves over time. The ...

A rogue rocket booster could collide with the moon in the next few weeks, according to space experts, an event that could leave a crater on the far side of the moon. The SpaceX Falcon rocket stage was ...

A transmit antenna at Site 1 of the Deep-Space Advanced Radar Capability (DARC) in Western Australia is shown at night. Credit: Doug Humphries, BAE Systems WASHINGTON — A new deep-space radar site in ...

Astronomers who have debated why these globular icy objects look the way they do finally have an answer ...