Stars
Latest about Stars
'Rogue' star won't collide with our solar system in 29,000 years after all
By Robert Lea published
A runaway dead star predicted to have a close encounter with our solar system in tens of thousands of years will actually miss our neck of the cosmic woods.
Star explosions boost deep space cosmic rays to near the speed of light
By Keith Cooper published
X-ray observations from the supernova remnant SN 1006 show its magnetic fields align to accelerate cosmic rays.
A nearby kilonova explosion could threaten all life on Earth. But don't worry, scientists say.
By Robert Lea published
Collisions between neutron stars are the most powerful and violent events in the known universe. Would life on Earth survive a kilonova event?
NASA rocket to study star-forming supernova remnant on Oct. 29
By Sharmila Kuthunur published
On Sunday (Oct. 29), a NASA sounding rocket will study the life cycle of stars in the stunning Cygnus Loop.
'Deep learning' could shed new light on supernova explosions — and our cosmic origins
By Robert Lea published
Scientists have turned to deep learning to speed up the simulation of supernovas, which could shed light on galaxy formation and evolution.
The mysterious dimming of supergiant star Betelgeuse may finally be explained (photo)
By Rahul Rao published
Images released by the European Southern Observatory may reveal why Betelgeuse dimmed in 2019.
Sirius: The brightest star in Earth's night sky
By Elizabeth Howell, Ailsa Harvey last updated
Reference Sirius has been the shiniest star in the sky for a long, long time.
What happens when neutron stars collide? Astronomers may finally know
By Robert Lea published
When neutron stars collide, heavy elements like gold can be forged in the extremely violent aftermath. But what else can 3D simulations of the event show us?
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