supernova

A new Kind of Supernova has Been Discovered

A new supernova discovery shows that Wolf-Rayet stars explode after all.

2 days ago

Astronomers Watch a Star Die and Then Explode as a Supernova

It's another first for astronomy. For the first time, a team of astronomers have imaged in real-time as a red…

1 week ago

Nearby Supernovae Were Essential to Life on Earth

It's almost impossible to comprehend a supernova explosion's violent, destructive power. An exploding supernova can outshine its host galaxy for…

1 week ago

Quick Action Let Hubble Watch the Earliest Stages of an Unfolding Supernova Detonation

If it weren't for supernova remnants we wouldn't have much knowledge of supernovae themselves. If a supernova explosion is the…

3 months ago

A Black Hole or Neutron Star Fell Into Another Star and Triggered a Supernova

What happens when you slam a neutron star (or black hole, take your pick) into a companion star? A supernova,…

5 months ago

Heavier Stars Might not Explode as Supernovae, Just Quietly Implode Into Black Holes

Above a certain mass, large stars don't become supernovae. That limit might be lower than we thought.

5 months ago

Astronomers Locate the Source of High-Energy Cosmic Rays

Using a novel approach, a team of researchers has confirmed that the elusive source of cosmic rays is indeed supernova…

5 months ago

It Turns out There Were Supernovae Exploding all Over, we Just Couldn’t see Them

When the poet Horace said “We are but dust and shadow”, he probably didn’t think that dust itself could create…

5 months ago

From the way These Stars Look, a Supernova is Inevitable

Sometimes loud explosions are easier to deal with when you know they’re coming.  They are also easier to watch out…

6 months ago

Astronomers saw the Same Supernova Three Times Thanks to Gravitational Lensing. And in Twenty Years They Think They’ll see it one More Time

It is hard for humans to wrap their heads around the fact that there are galaxies so far away that…

7 months ago