Search Results | supernova

Your search for "supernova" returned 49 results

How a Supernova Works

science.howstuffworks.com/supernova.htm

A dying star can explode with the force of a few octillion nuclear bombs and create any element in the universe. But why do stars go supernova?

How Long Does the Once-dimming Star Betelgeuse Have Left?

science.howstuffworks.com/betelgeuse.htm

Star-gazers gasped when they saw how much Betelgeuse dimmed in 2019 and the reason wasn't clear. Even though it's back up to full strength, how long will it be before it explodes? We haven't seen a supernova in over 400 years.

What Is a Cosmic Cow?

science.howstuffworks.com/cosmic-cow-news.htm

Astronomers at Haleakalā Observatory in Hawaii noted a bright X-ray emission in 2018, which persisted for three weeks and glowed ten times more brightly than previously studied supernovas, but are just now beginning to understand it.

Why Are Magnetars So Scary?

science.howstuffworks.com/magnetars.htm

A magnetar is a neutron star with a super-strong magnetic field. Astronomers consider them among the scariest objects in the universe, but why?

When will life on Earth end?

science.howstuffworks.com/life/evolution/life-on-earth-end.htm

Imagine a time in Earth's far-flung past when organisms didn't swim through the oceans or populate the lands. Even the mighty dinosaurs hadn't arisen. Will the planet ever return to that lifeless state?

How Do Stars Form? A Stellar Journey from Dust to Dazzle

science.howstuffworks.com/how-are-stars-formed.htm

How are stars formed? In this article we'll explain stars and learn how stars are formed.

What Are Dark Matter and Dark Energy?

science.howstuffworks.com/dictionary/astronomy-terms/dark-matter-dark-energy.htm

Dark matter and dark energy are part of the fabric of the universe. How much do scientists know about dark matter and dark energy?

How Stars Work

science.howstuffworks.com/star.htm

When you look up at night and see thousands of stars, have you ever wondered what you are looking at? Learn what stars are and how they live and die!

The Ultimate Astronomy Quiz

play.howstuffworks.com/quiz/astronomy-quiz

Though the astronomy field has evolved from its primitive beginnings, there's still a boundless cosmos to explore. Test your astronomy knowledge with our quiz.

1 - 10