Comet 3I/ATLAS recently emerged from behind the glare of the sun to become visible to ground-based telescopes.

Astronomer Jocelyn Bell Burnell detected a strange signal from outer space that would lead to the discovery of the radio ...

The Red Spider Nebula gives us a possible preview of what might happen to our own Sun in about 5 billion years: as the Sun runs out of fuel, it may also swell into a red giant, shed its outer layers, ...

Get the latest federal technology news delivered to your inbox. The National Science Foundation and Department of Energy unveiled a new observatory on Monday that features a powerful telescope capable ...

NASA engineers have successfully completed testing on one half of the Nancy Grace Roman Space Telescope — a key step in making sure this future observatory will perform as expected once it reaches ...

The Hubble Space Telescope is known for its incredible photos of outer space, but this maybe the happiest image it's captured. The galaxy cluster SDSS J1038+4849 appears to be smiling for the camera!