supernova

Did Supernovae Help Push Life to Become More Diverse?

Life on Earth has been around for a long timeā€”at least 3.8 billion years. During that time, it evolved significantly.…

2 days ago

The Dark Energy Camera Captures the Remains of an Ancient Supernova

The first written record of a supernova comes from Chinese astrologers in the year 185. Those records say a 'guest…

3 weeks ago

JWST Sees the Same Supernova Three Times in an Epic Gravitational Lens

The NASA/European Space Agency (ESA)/Canadian Space Agency (CSA) James Webb Space Telescope (JWST) mission continues to dazzle and amaze with…

3 weeks ago

Some Elements Arrived on Earth by Surfing Supernova Shock Waves

When stars die, they spread the elements they've created in their cores out to space. But, other objects and processes…

1 month ago

This Binary System is Destined to Become a Kilonova

Kilonovae are extraordinarily rare. Astronomers think there are only about 10 of them in the Milky Way. But they're extraordinarily…

2 months ago

By Looking Back Through Hubble Data, Astronomers Have Identified six Massive Stars Before They Exploded as Core-Collapse Supernovae

Using images from the Hubble Snapshot Program and archival data, a team of astronomers has located the progenitor stars of…

4 months ago

Hubble saw the Same Supernova at Three Different Times Thanks to Gravitational Lensing

As cosmic events go, supernova explosions epitomize the saying, "Live fast, die young, and leave a good-looking corpse." They're the…

5 months ago

Hubble saw Multiple Light Echoes Reflecting off Rings of Dust From a Supernova Explosion

Using images from Hubble, an international team of astronomers created a video that shows the evolution of a supernova and…

5 months ago

How Dangerous are Nearby Supernovae to Life on Earth?

Life and supernovae don't mix. From a distance, supernovae explosions are fascinating. A star more massive than our Sun runs…

5 months ago

Can Astronomers Predict Which Stars Are About to Explode as Supernovae?

In a recent study submitted to High Energy Astrophysical Phenomena, a team of researchers from Japan discuss strategies to observe,…

6 months ago