A newly discovered interstellar comet is racing through our solar system, and the first telescope to capture it may have been ...

Scientists have shared details on a mysterious "interstellar object", which is streaming throughout the solar system. The ...

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

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.

Astronomers may have found a rare intermediate-mass black hole outside galaxy NGC 6099—offering clues about how bigger black holes form.

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

More than two decades ago, astronomers made a discovery that changed our view of the universe: it’s not just expanding, it’s ...

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 rare celestial object beyond Neptune, 2020 VN40, moves in sync with Neptune, offering new insights into the outer solar system and fueling the search for Planet Nin ...

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.