Smaller than a strawberry seed, this tiny signal amplifier was produced by the European Space Agency to fill a missing link ...

"We have had a very detailed analysis of the maiden flight and obviously discovered a few anomalies and things that need to ...

Strange x-ray pulses hint at a surprisingly long-lived white dwarf orbiting precariously close to a supermassive black hole ...

The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 trillion stars. Now, astronomers have used the Hubble ...

This weekly newsletter on rockets provides definitive coverage of the global launch industry. The big news this week is the ...

Scientists have detected emanating from the nucleus of a galaxy relatively close to our Milky Way flashes of X-rays gradually ...

A new study analyzing a lake formed by a glacier surge in the Karakoram Mountains has revealed how satellite images can be used to monitor the potential for lake drainage hazards.

There is only one way to experience lunar gravity while still on Earth, or rather a few thousand feet above its surface: on a parabolic flight. In this exclusive mini-documentary, Space.com reporter ...

The U.S. has the world's largest carrier fleet with 11 in service, while China ranks second with three and Japan has two ships being converted into carriers.

The proposed station aims to revolutionize global energy supply by harnessing the sun's energy from space and transmitting it ...

The joint European-Japanese mission is only the second survey of Mercury, the least explored planet in the inner solar system ...