New observations show a star that blew up in two separate bursts, confirming a long-suspected cosmic phenomenon called a ...

A dramatic cosmic event, a rare dwarf nova that suddenly brightened by a factor of 2,500, has been discovered with the help ...

Astronomers have taken the first ever image that shows what happens when a star explodes twice in a supernova.

Light up your celebration with an Exploding Fireworks Cake, topped with shimmering gum paste stars and an edible American ...

Galaxies have an overall internal motion called disk velocity. It’s how gas, dust, and stars move around the galactic center.

NASA, ESA, and ground observatories have detected powerful space explosions caused by black holes tearing apart massive stars ...

As space junk increases, more operators are choosing to launch without any insurance at all. To compensate, companies are ...

Credit: NASA Using images from a NASA telescope, three amateur scientists discovered a star-like object sprinting through space — so fast, in fact, it'll whiz right out of the Milky Way.

A NASA spacecraft around the moon has photographed the crash site of a Japanese company's lunar lander. NASA released the pictures Friday, two weeks after ispace's lander slammed into the ...

Footage captured the 36 rocket, which was undergoing a static fire test, abruptly exploding into a dramatic fireball around 11 p.m. Wednesday night. Elon Musk saw the light side of the explosion.

Now located halfway between the sun and the solar system's furthest planet, Neptune (or 16.6 times the distance between the Earth and our star), C/2014 UN271 becomes the second-most distant comet ...

Unlike supernovae, novas don’t destroy the star, and the cycle can repeat over time. Classical novas occur about once-a-year galaxy wide. According to NASA, despite the name, a nova isn’t a new star ...