In a nutshell A massive supernova explosion 13,000 years ago may have triggered the Younger Dryas ice age by ... The research fundamentally changes how we view the forces shaping life on Earth.

This new supernova has appeared in a galaxy — a star city — beyond our own. The galaxy is known as the Pinwheel Galaxy, (also designated as Messier 101, or M101) and is a large, loosely wound ...

To estimate how close a supernova would have to be to cause serious damage to Earth, we must look at a supernova's destructive capabilities. First, there's the shock wave from the explosion itself.

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

The type II supernova SN 2023ixf, marking the end of the massive star’s life, is the nearest such explosion from Earth found in over a decade. The exploding star was discovered just last month ...

This week’s image from the Hubble Space Telescope shows a stunning view of a spiral galaxy called UGC 12295, located nearly 200 million light-years away. This galaxy appears face-on from Earth ...

An asteroid will briefly eclipse Betelgeuse, a bright star in the Orion constellation, causing it to disappear from view for those in a narrow strip of the globe. CNN values your feedback 1.

(CN) — In October 2022, astronomers observed the brightest cosmic explosion on record, a gamma-ray burst known as GRB 221009A that lasted several hours. But while the great blast may have been the ...

The supernova, the second-closest to Earth in a decade, is dubbed SN 2023ixf by the International Astronomical Union. It was discovered by an amateur astronomer, Koichi Itagaki , of Japan.

Every 10 seconds, somewhere in the universe, a star explodes. The light from a small fraction of these supernovae—roughly a few hundred per year—reaches us here on Earth to be pored over by ...