Supernovas happen when giant stars, far larger than our sun, burn through their fuel and collapse under their gravity.

This serene spiral galaxy hides a cataclysmic past. The galaxy IC 758, shown in this NASA/ESA Hubble Space Telescope image, ...

These explosions, called extreme nuclear transients, shine for longer than typical supernovas and get 30 to 1,000 times as bright.

A pair of European satellites have created the first artificial solar eclipses through precise and fancy formation flying.

New research links supernova events to sudden Earth cooling episodes and ozone depletion, revealed by carbon-14 spikes in ...

New James Webb Space Telescope data reveal Pluto's high-altitude haze is a key driver of the climate on the dwarf planet, ...

Space weather experts warn that a "moderate" geomagnetic storm could rock Earth over the weekend, potentially lighting the ...

The Vela explosion stands out as the most dramatic example, occurring when our planet was emerging from the last ice age around 13,000 years ago.

"When nearby supernovas occur in the future, the radiation could have a pretty dramatic effect on human society." ...

Research links supernovae to Earth’s climate shifts, revealing potential atmospheric impacts and adding a cosmic layer to ...

When a massive star explodes in a brilliant flash called a supernova, it sends out a wave of high-energy particles into space ...

One researcher argues that supernovae may be the key to understanding a series of abrupt climate shifts in recent geologic ...