Ancient supernovas may have blasted Earth with powerful radiation, causing dramatic changes in our climate, and could do so ...

In a nutshell A massive supernova explosion 13,000 years ago may have triggered the Younger Dryas ice age by damaging Earth’s ozone layer with deadly radiation. The cosmic blast likely contributed to ...

They carry a decent fraction of the total supernova energy with them, and they can also strip ozone layers and soak a planet's surface in deadly radiation. Get the Space.com Newsletter ...

A pair of white dwarfs, located just 150 light-years from Earth, appears doomed to die in a type 1a supernova that will shine ...

New type of supernova could eat a planet's atmosphere from 150 light years away. Cassidy Ward. Sun, January 8, 2023 at 4:30 PM UTC. 5 min read.

Nearby supernova blasts may have severely altered Earth’s climate history Tree rings reveal spikes in carbon-14 from ancient ...

What would happen if you put a baseball-sized piece of neutron star on the Earth? Would it fall to the core of the Earth and ...

The stellar explosion, known as a supernova, will be brighter than any planet and almost as bright as the full moon. It will be visible during the day, and you could read a book to its light at ...

At its closer distance to Earth, the supernova remnant would be about 46 light-years wide. If it were much farther away, it would be a much larger cloud—around 157 light-years across.

The birth of a new star seen in 1054, bright enough to dazzle humanity and visible for 20 days. An incredible cosmic event ...

Gravitational assists are an emblematic example of why space travel is hard —it is exactly rocket science, after all. Gravity ...

On Oct. 9, 2022, telescopes in space picked up a jet of high energy photons careening through the cosmos toward Earth, evidence of a supernova exploding 1.9 billion light-years away.