"The fact that there is only around a 50-50 chance of a merger was very surprising." ...

The Milky Way and the neighboring Andromeda galaxy are currently hurtling through space toward each other at a speed of about ...

Scientists from Helsinki, Durham and Toulouse universities used data from NASA's Hubble and the European Space Agency's Gaia ...

Astronomers are puzzled after detecting an unusual, repeating long-period transient (LPT) signal emitted deep in the Galactic ...

The Solar System's journey around the Milky Way's center takes it through varying galactic environments. "Imagine it like a ship sailing through varying conditions at sea," explains Efrem Maconi ...

The galactic system called Arp 299 is made up of two galaxies in the middle of a merger, and NASA used its Chandra X-Ray Observatory in conjunction with the Hubble Space Telescope to capture ...

The brutal star-destroying tidal disruption event is only the second ever seen in interacting galaxies.

Virgin Galactic reported a quarterly loss of $134 ... it experienced an accident during an uncrewed flight of its New Shepard system last September. New Shepard has not flown since.

Spiral galaxies are often considered too delicate to support the kind of extreme black hole activity seen in this galactic system, Joydeep Bagchi, an astrophysicist at Christ University in India ...

An international research team led by the University of Vienna has discovered that the Solar System traversed the Orion star-forming complex, a component of the Radcliffe Wave galactic structure ...