Astronomers have identified the birth of a magnetar, a hyper-magnetized neutron star, by detecting a subtle warping of space-time predicted by Einstein’s general relativity. The discovery came from ...

It's a new window into the first star explosions.

For over 30 years, astronomers have relied on Type Ia supernovae to measure the universe’s expansion. These stellar ...

Baby pictures of a newborn supernova have captured this stellar explosion after the first half-dozen hours of its life, shedding light on how these giant explosions happen, a new study finds. This ...

In the colossal Pinwheel galaxy, 25 million light-years away, a star has just exploded and is even visible through small telescopes. The supernova-hunting astronomer Koichi Itagaki discovered the ...

Astronomers have spotted something truly baffling: a new light 500 million light years away that looked exactly like a supernova…but acted like no supernova observed before. The new discovery and its ...

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