A rare but faint interstellar visitor from beyond our solar system is racing toward the sun — and you can watch it live online today! Astronomers have identified this cosmic interloper as 3I ...

When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Our solar system has been around for 4.6 billion years. While that sounds like a long time ...

07-03-2025 NEWS An interstellar object is passing through our solar system right now, and you can stream it live online It’s only the third interstellar object ever detected.

Astronomers have spotted a new interstellar object — the third of its kind ever seen — shooting towards us through the solar system. Here's everything you need to know about 3I/ATLAS.

With an estimated diameter of roughly 700 kilometers (435 miles), 2017 OF201 could be the second-largest known object in so broad an orbit, after Pluto, among the far solar system’s larger ...