A team of international astronomers, including a University of Michigan doctoral student, were the first to publish the ...

Just the third-ever confirmed interstellar object has been detected in our solar system. Here's what we know. (Spoiler: It's ...

Scientists now say an interstellar comet discovered earlier this month could be one of the oldest that astronomers have ever ...

The bold question-askers at What If explore why having a black hole in our Solar System would be a catastrophic scenario.

Scientists discover 3I/ATLAS, a possible 7-billion-year-old comet from deep space. It may rewrite what we know about the ...

Analysis of meteorite Northwest Africa 12264 suggests that we may have to alter our timeline of the early Solar System, ...

NASA confirms the arrival of 3I/ATLAS, the third interstellar object. The ATLAS project spotted it in June 2025. Its speed ...

Astronomers have been given the rare opportunity to study an extrasolar object after the recent discovery of the interstellar ...

A newly discovered ice comet from deep space may be over 7 billion years old, making it the most ancient comet scientists ...

For only the third time in recorded history, an interstellar object has crossed into our solar system, creating quite the ...

Though our solar system and the movement of its planets appear relatively sedate, there are many things that could upset the ...

It was only discovered last month (1 July) by the ATLAS survey telescope in Chile and NASA was quick to confirm that the ...