Fact-based stories from our cosmic neighbourhood, one star or constellation at a time. Name it, navigate it, know it.

Sedna is drifting into a part of its path where human technology can finally contemplate catching up, and that window will ...

Comet 3I/ATLAS is a rare visitor passing briefly through our solar system. Here’s how to find it in the night sky—and what you’ll need to catch a glimpse.

Harvard astrophysicist Avi Loeb has flagged at least 16 anomalies in his handful of studies so far. While speculations abound ...

James is a published author with multiple pop-history and science books to his name. He specializes in history, space, strange science, and anything out of the ordinary.View full profile James is a ...

With the vastness of the Universe, everything in it seems so spread out. But some objects are closer than you might realize. Every now and then, a random interstellar asteroid passes through the Oort ...

Highlights from a cometary trio that captured our imaginations. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. 2025 has seen stargazers look on ...

The comet will make its closest pass to Earth in February, reaching a minimum distance of approximately 93 million miles.

The theory, spearheaded by astronomer Michele Bannister and her investigative team at the University of Canterbury in New ...

The small, icy visitor now racing away from the inner solar system is not just another comet. It is an interstellar object, ...

After passing Earth, interstellar comet 3I/ATLAS will fly close to Jupiter and its moon Eupheme in March 2026, marking a key moment in its outbound journey ...

The latest visitor from deep space is leaving a mark that stretches far beyond its icy core. Interstellar comet 3I/ATLAS is wrapped in an enormous X-ray glow that extends roughly 250,000 miles into ...