Aliens have been one of the most enduring elements of science fiction. Sometimes they’re terrifying, sometimes they’re wise, ...

NASA has discovered an interstellar comet that’s wandered into our backyard. The space agency spotted the quick-moving object with the Atlas telescope in Chile earlier this week, and confirmed it was ...

Curious Kids is a series for children of all ages. If you have a question you’d like an expert to answer, send it to ...

An astronaut aboard the International Space Station has shared a striking photo of what is known as a Transient Luminous ...

Astronaut Shubhanshu Shukla enjoys Indian food on ISS, breaks Rakesh Sharma's space record, and conducts vital research, ...

The U.S. Air Force has suspended plans it had proposed with Elon Musk's SpaceX to test hypersonic rocket cargo deliveries ...

Newfound interstellar object 3I/ATLAS may be carrying pristine material from early in the Milky Way’s star-forming history.

The European Space Agency (ESA) will launch its bold "Comet Interceptor" Mission after 3I/ATLAS became the third interstellar ...

Indian astronaut Group Captain Shubhanshu Shukla is visiting a home away from Earth that has seen continuous human presence ...