Created by the solar wind — a stream of charged particles constantly pouring out from the sun — the heliosphere acts as a ...

The newly discovered object dubbed the Great Comet of 2026 may become visible to the naked eye during its close solar pass in April.

The JANUS science camera aboard ESA’s Jupiter Icy Moons Explorer (Juice) has captured new images of the interstellar object ...

Astronomers first spotted comet 3I/Atlas in data collected by the Asteroid Terrestrial-impact Last Alert System (ATLAS) in ...

This striking image from the science camera on ESA's Jupiter Icy Moons Explorer (Juice) shows interstellar comet 3I/ATLAS ...

Comet 41P slowed its rotation to a halt and then began spinning in the opposite direction, surprising scientists.

Wachmann, a cold-volcano comet that has long intrigued astronomers, recently became the focus of a stunning discovery. After ...

NASA reported on February 12, 2026, that archival observations from the NEOWISE mission captured the formation of a black hole from a massive star in the Andromeda galaxy. The star, designated ...

This voice experience is generated by AI. Learn more. This voice experience is generated by AI. Learn more. McNaughts Comet over Big Swamp 2007. Eyre Peninsula. South Australia. A new comet barreling ...

In 2014, a NASA telescope observed as the infrared light emitted by a massive star in the Andromeda galaxy gradually grew brighter. The star glowed more intensely with infrared light for around three ...

For millions of years, a frozen wanderer drifted between the stars before slipping into our solar system as 3I/ATLAS—only the third known interstellar comet ever spotted. When scientists turned NASA’s ...

Question: Why is Google Photos AI search so bad and can I turn it off? Answer: If searching your photos — and especially your videos — feels worse than it used to, you’re not imagining it. Many users ...