The "cosmic pinwheel" that astronomers feared could one day shower Earth with lethal gamma rays may not be as dangerous as ...

A new study using NASA 's James Webb Space Telescope has revealed a variety of light coming from the black hole Sagittarius A* — or rather its accretion disk, the ring of rapidly spinning material ...

We know that regular supernovas pose no existential threat to life on Earth in the near-term. But there are other varieties ...

A big burst of brightness suddenly popped up. Then, it calmed down again. We couldn’t find a pattern in this activity.” The new results offer more to how our galaxy’s black hole changes over ...

A big burst of brightness suddenly popped up. Then, it calmed down again. “We couldn’t find a pattern in this activity. It appears to be random. The activity profile of the black hole was new ...

With six Hockey East teams headed to the NCAAs, the league's No. 2 seed this season and its dominant program in its first ...

A cubesat, a type of small satellite in the shape of a cube with 10-centimetre-long edges, GRBAlpha was designed as ...

From flaring black holes to strange early galaxies, the Webb telescope is showing us the wonders of the universe like never before.

A big burst of brightness suddenly popped up ... "The activity profile of this black hole was new and exciting every time that we looked at it." Though they're effectively invisible, astronomers ...