L3Harris Technologies said on Monday it will sell an about 60% stake in its space propulsion and power systems business to ...

The unusual behaviour of interstellar comet 3I/ATLAS has reignited online debate, but astronomers say the gaps in public ...

A growing fleet of privately built spacecraft is preparing to attempt robotic landings on the moon as humanity's exploration ...

Former SpaceX propulsion CTO Thomas Mueller’s space startup reached unicorn status this year thanks to $525 million in ...

The British military actively tried to obtain extraterrestrial technology in the 1990s, intelligence officers believing the ...

Officials were told to hunt down 'extraterrestrial' tech so they could copy it on the battlefield, according to secret declassified files ...

At the core of NASA’s Artemis mission is Gateway, a lunar outpost that demands advanced power and propulsion. Aviation Week ...

The British military thought there was ‘basis in fact’ to UFO sightings and wanted to get their hands on the ...

"How do you get to Mars when the launch vehicle is not necessarily going to Mars?" ...

Scientists used the 100-metre Green Bank Telescope to look for alien signals but detected no radio signals from 3I/ATLAS.

In an earlier blog post about Christopher Nolan's latest blockbuster movie, Interstellar, I lauded the film for its ambition, ...

Harvard scientist Avi Loeb presents chilling theories that interstellar object 3I/ATLAS is alien technology, citing anomalies ...