supernova
Finally! Webb Finds a Neutron Star from Supernova 1987A
I can remember seeing images of SN1987A as it developed back in 1987. It was the explosion of a star,…
Even if We Can’t See the First Stars, We Could Detect Their Impact on the First Galaxies
For a long time, our understanding of the Universe's first galaxies leaned heavily on theory. The light from that age…
Gravitationally Lensed Supernovae are Another Way to Measure the Expansion of the Universe
Supernova are a fascinating phenomenon and have taught us much about the evolution of stars. The upcoming Nancy Grace Roman…
Giant Star Seen 150 Days Before it Exploded as a Supernova
Supernovae are relatively rare. It might not seem like it, but that's because they're so bright we can see them…
This Galaxy Hosted One of the Most Powerful Supernovae Ever Seen
In 2010, an exceptionally luminous supernova exploded in a small galaxy about 150 million light-years away called UGC 5189A. The…
Black Holes and Neutron Stars are Finally Linked to Supernovae
Everybody knows that the explosive deaths of supermassive stars (called supernovae) lead to the creation of black holes or neutron…
1,500 New Type 1A Supernova Found as Part of the Dark Energy Survey
Supernova explosions are fascinating because they're so cataclysmic, powerful, and awe-inspiring. They're Nature's summer blockbusters. Humans have recorded their existence…
JWST and Chandra Team Up for a Stunning View of Supernova Remnant Cassiopeia A
NASA's long-lived Chandra X-ray Observatory teamed up with JWST for the first time, producing this incredibly detailed image of the…
Multiple Supernova Remnants Merging in a Distant Nebula
The 30 Dor B star-forming region is one of the most dramatic places in the Universe. It is located in…
Webb Sees a Supernova Go Off in a Gravitationally Lensed Galaxy – for the Second Time
Nature, in its infinite inventiveness, provides natural astronomical lenses that allow us to see objects beyond the normal reach of…