Search Results | supernova
Your search for "supernova" returned 58 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?
Explosions in Space: The Supernova Quiz
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How much do you know about supernovae? Show off your knowledge when you take this quiz about huge explosions in space - light-years away - and the science behind them.
How Long Does the Once-dimming Star Betelgeuse Have Left?
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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.
How Nebulae Work
science.howstuffworks.com/dictionary/astronomy-terms/nebula.htm
Nebulae used to be thought of as glowing galactic clouds, but now scientists know they are unique entities. Learn more about how nebulae work.
Kilonovas Are Some of the Biggest, Baddest Stellar Blasts in Space
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Get ready for the most powerful electromagnetic explosion the universe has ever known.
Why Are Magnetars So Scary?
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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
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How are stars formed? In this article we'll explain stars and learn how stars are formed.
What Are Dark Matter and Dark Energy?
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Dark matter and dark energy are part of the fabric of the universe. How much do scientists know about dark matter and dark energy?