Scientists have issued a concerning update on a mystery interstellar object travelling through our solar system.

Using data from the Vera C Rubin Observatory, experts have revealed just how big the object, dubbed 3I/ATLAS, really is.

As scientists wait for the asteroid to reappear, its revised trajectory is now drawing attention to another possible target: ...

The object, named NGC 6099 HLX-1, first appeared in 2009. Chandra caught the bright X-ray flash near the galaxy’s outskirts.

The problem now is there’s a multiplying number of companies launching these things,” Rick Fienberg said. “And there are no formal regulations for visual brightness of satellites.” ...

Planetarium will offer two new shows in August - Messengers of Time & Space and Max Goes to the Moon - at 118 Lamington ...

Nearly a month ago, a mysterious object was seen hurtling through the solar system and later confirmed as an interstellar ...

Astronomers have caught a rare type of black hole in the act of devouring a star—an event that lit up the universe in X-rays.

A rogue intermediate-mass black hole has been observed disrupting a star's orbit in a distant galaxy, thanks to the Hubble Space Telescope and Chandra X-ray Observatory.

The moon is littered with craters similar to Daedalus, as observed by the Apollo 11 crew on the lunar far side, according to ...