supernovae articles

Why do supernova remnants glow?

Why do supernova remnants glow?

The glowing remnants left behind after a star violently ends its life—a supernova—are among the most spectacular sights ...

Who witnessed the first supernova?

Who witnessed the first supernova?

The moment a star dies in a violent, brilliant explosion marks one of the universe's most dramatic events, a supernova. ...

What is a supernova called?

What is a supernova called?

The term used to describe the cataclysmic explosion of a star is **supernova**, which literally means "new star" in Lati...

What happens to a star's core during a supernova?

What happens to a star's core during a supernova?

The final moments for a truly massive star are less a slow fading and more an abrupt, catastrophic implosion, the prelud...

What is the core after a supernova called?

What is the core after a supernova called?

The final object left behind after a massive star exhausts its fuel and explodes in a supernova is one of the universe's...

Is a supernova a high or low-mass star?

Is a supernova a high or low-mass star?

The spectacular detonation we call a supernova represents one of the most energetic events in the cosmos, marking the vi...

What is the remaining debris from a supernova called?

What is the remaining debris from a supernova called?

The material left behind after a star meets its dramatic end—a supernova explosion—is known by a specific name: the **su...

What do supernova remnants do?

What do supernova remnants do?

The structure resulting from a star's violent death, known as a supernova remnant (SNR), is anything but static; it is a...

Is Beetlejuice close to supernova?

Is Beetlejuice close to supernova?

The question of when the colossal red supergiant Betelgeuse will end its life in a spectacular supernova is one that cur...

Can a supernova be brighter than a galaxy?

Can a supernova be brighter than a galaxy?

That a single stellar explosion can momentarily outshine an entire galaxy containing hundreds of billions of stars might...

Are supernovas the brightest thing in the universe?

Are supernovas the brightest thing in the universe?

The sudden illumination of a dying star represents one of the most profound light shows the universe can produce. For a ...

What is the peak luminosity of a supernova?

What is the peak luminosity of a supernova?

A stellar explosion marks one of the most dramatic events in the cosmos, a momentary blaze that can dwarf the collective...

How bright can a supernova get?

How bright can a supernova get?

The spectacle of a dying star culminates in an event of such colossal energy release that, for a brief period, its light...