How does a star the mass of our Sun explode to become brighter than a galaxy? The key may be too much helium.
The brightest supernova ever observed in history.
A new study of Moon dust finds evidence of a supernova that occurred just 300 light years away.
New observations support the idea that some supernovae are caused by the collision of white dwarf stars.
What do you do when you see the flash? In the case of a dying star, you know a supernova is coming.
A supernova known as ASASSN-15lh is more luminous than any supernova ever seen.
The Crab Nebula is the remnant of a supernova that occurred in 1054 AD.
In August of last year a star briefly brightened by a factor of 5 in a single day.
Light from a supernova has been gravitationally lensed by a galaxy, and as a result we can observe the supernova over and over gain.