Derek Wallentinsen stood atop Inscription Rock in El Morro National Monument on the night of May 23, 2019, taking photographs of the star-filled sky to document the darkness. A ranger at the time, he ...

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 ...

The comet 3I/ATLAS was discovered just as the Vera C. Rubin Observatory was gearing up to carry out its initial observations of the heavens, dovetailing with the LSST's expected discovery of many more ...

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.

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 ...