On 29 October 2025, 3I/ATLAS will reach its closest distance to the sun. Should we worry? Here's what experts say.

The ESA/NASA Solar and Heliospheric Observatory (SOHO) captured a coronal mass ejection erupt from the far side of the Sun.

New telescope images show that the interstellar comet 3I/ATLAS is shooting a giant jet of gas and dust toward the sun. This ...

The sun has become more and more active over the last 16 years, in a turn that surprised scientists and could affect space ...

I/ATLAS puts the Planetary Defense Network on watch. NASA and ESA say no threat as IAWN drills tracking, while Harvard’s Avi Loeb raises an alien-origin idea.

Speculations have been circulating that an interstellar comet will reach its closest point to the Sun at a safe distance of ...

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.

Avi Loeb suggested that if 3I/ATLAS is a spacecraft, it may use its proximity to the Sun's powerful gravitational pull while ...

Keck II telescope observations of interstellar object 3I/ATLAS found "evidence for a puzzling anti-tail extension" pointing ...

The Perseverance Mars rover's Mastcam-Z camera the Martian moon Phobos transit the Sun. See real-time and time-lapsed views ...

Interstellar object 3I/ATLAS is fueling debate after its unusual behaviour prompted the International Asteroid Warning ...

NASA has confirmed the existence of a new second moon which will orbit Earth for quite some time. If you’ve gotten used to ...