"When I first spotted this system with a very high total mass on our galactic doorstep, I was immediately excited." ...

A dramatic cosmic event is winding up to occur right in our backyard. Astronomers have spotted a pair of stars bound for collision, located just 150 light-years away. When the pair impact, they will ...

With the gap between them very gradually narrowing as the binary system loses energy, the fact that they are so massive and so close ensures their demise over a large timescale.

Astronomers have long predicted that two orbiting white dwarfs are the cause of most type 1a supernova explosions. While the pair are in close orbit, the heavier of the two theoretically accumulates ...

Scientists have discovered a star system on our "galactic doorstep" that is heading towards a rare cosmic explosion that will be 10 times brighter than the Moon. The doomed "spiralling" stars ...

“Finding such a system on our galactic doorstep is an indication ... by the gravitational pull of the larger star to cause an explosion on its surface, which then triggers a more powerful ...

The explosion, which occurred Thursday at the ... which is a spaceship being built for Virgin Galactic, Richard Branson's space tourism company. "We were doing a test that we believed was ...