The Hubble Space Telescope was originally expected to last about 15 years in orbit, before its optical surfaces became too ...

The 3I/ATLAS comet was first spotted in July near Jupiter after it entered our solar system from another universe. Here’s ...

The widely talked about Comet 3I/ATLAS will pass by the sun on Thursday, but it will be December before stargazers can get a ...

As the third confirmed interstellar object to pass through our solar system, 3I/ATLAS is prime for new discoveries. It was ...

Data from NASA’s Chandra X-ray Observatory and NASA’s James Webb Space Telescope combine to reveal an otherworldly view of ...

M82 has been a popular target for astronomers and their telescopes, due to its high activity. Hubble has observed it many times, and, more recently, the James Webb Space Telescope turned its infrared ...

Comet 3I/ATLAS is warming up as it approaches the sun, causing a jet to emerge. The jet is visible in a dramatic new image.

Last night, a group of amateur naturalists and I got lucky with a clear night. The fire haze had dissipated, and the stars burned brightly for the first time in over a week. We used my telescope to ...

NASA's Double Asteroid Redirection Test (DART) impacted the 'moonlet' Dimorphos in the Didymos asteroid system. NASA's Hubble ...

The interstellar comet 3I/ATLAS (C/2025 N1) is hurtling through the solar system and will be at its closest point to Earth ...