Amid harsh cuts, the Trump administration has proposed canceling the nearly ready-to-launch Nancy Grace Roman Space Telescope ...

The image was published as part of the 35th anniversary celebrations of the NASA/ESA Hubble Space Telescope, which was ...

Travel easily with the best small telescopes for observing when going on location or sharing with friends and family: Spot ...

U.S. team of researchers detected signs of two chemicals in the planet's atmosphere long considered to be "biosignatures" ...

A powerful new observatory is the best hope yet for finding the elusive Planet 9, a large planet that some scientists say is ...

Astronomers have discovered the most distant and thus earliest spiral galaxy ever seen, using the James Webb Space Telescope ...

The dream of finding life on an alien Earth-like world is hampered by a number of technical challenges. Not the least of ...

A newly discovered comet, called C/2025 F2 (SWAN), may have disintegrated. But the remnants are still visible.

The Webb telescope — a scientific collaboration between NASA, ESA, and the Canadian Space Agency — is designed to peer into ...

The quasi-periodic eruptions of X-rays from a black hole 300 million light-years away are unlike any researchers have ever ...

A newly released image from the Hubble Space Telescope shows the charming Sombrero Galaxy, named for its resemblance to the ...