An $88 million satellite backed by billionaire Jeff Bezos is lost in space. MethaneSAT, designed to sniff out sources of ...

The European Space Agency will soon select the finalists for a competition intended to support the development of new launch ...

French astronaut Sophie Adenot will take food from Michelin-starred chef Anne-Sophie Pic to the International Space Station ...

An $88m (£65m) satellite designed to detect releases of the planet-warming gas methane from oil and gas production, has been ...

NASA's newest astrophysics space telescope launched in March on a mission to create an all-sky map of the universe. Now ...

Dubbed 3I/ATLAS, the comet poses no danger to Earth and will remain roughly 150 million miles away as it speeds by.

An object from another star has been seen entering the solar system at high speed, and is expected to whip around the sun in ...

It's too soon to know whether the object is a rocky asteroid or an icy comet, or how big and what shape it is.

All eyes are on Comet 3I/Atlas as astronomers worldwide chase the exotic ice ball through our solar system ...

It's only the third time that experts have spotted an object in the Milky Way that's come from a different solar system. Find ...

The European Space Agency said Wednesday that scientists have discovered what might be only the third known interstellar ...

Last week the James Webb Space Telescope captured a direct image of what they believe to be a previously unknown exoplanet ...