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1. www.space.com › astronomers-new-star-novaAstronomers prepare for once-in-a-lifetime event: A 'new star ...

   www.space.com › astronomers-new-star-nova

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   Sep 29, 2024 · The stellar corpse last turned on almost 80 years ago and will not reignite for another 80 years, making this a nearly once-in-a-lifetime experience. Already, the stellar remnant, a white dwarf ...

2. www.nasa.gov › centers-and-facilities › marshallNASA, Global Astronomers Await Rare Nova Explosion

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   Jun 6, 2024 · A red giant star and white dwarf orbit each other in this animation of a nova similar to T Coronae Borealis. The red giant is a large sphere in shades of red, orange, and white, with the side facing the white dwarf the lightest shades. The white dwarf is hidden in a bright glow of white and yellows, which represent an accretion disk around the ...

3. Videos

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     3:21

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     White dwarf star exploded 'several hundred years ago,' new image shows

     Sep 13, 2022

     5K Views

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     space.com

     Supernova deaths of white dwarf stars may explode like a nuclear bomb

     Apr 16, 2021

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     0:21

     youtube.com

     How Stars Explode - White Dwarf Goes Supernova - Animation

     Mar 26, 2018

     10.2K Views

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4. www.scientificamerican.com › article › this-novaThis Nova Will Soon Erupt as a Once-in-a-Lifetime ‘New Star ...

   www.scientificamerican.com › article › this-nova

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   Mar 25, 2024 · It came from a white dwarf, a stellar zombie that’s devouring matter from a nearby red giant star. Once a century, it gets full, and when it does, it erupts, unleashing a week-long hellfire.

5. www.nbcnews.com › science › spaceNova explosion will be visible to naked eye in rare ...

   www.nbcnews.com › science › space

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   Mar 22, 2024 · The event, known as a nova, will be so bright that a “new” star will seem to appear in the night sky temporarily, visible to the naked eye. Artist's concept of a star system featuring a white ...

6. blogs.nasa.gov › Watch_the_Skies › 2024/02/27View Nova Explosion, ‘New’ Star in Northern Crown

   blogs.nasa.gov › Watch_the_Skies › 2024/02/27

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   Feb 27, 2024 · T Coronae Borealis, or T CrB, last exploded in 1946 and astronomers believe it will do so again between February and September 2024. A red giant star and white dwarf orbit each other in this animation of a nova. The red giant is a large sphere in shades of red, orange, and white, with the side facing the white dwarf the lightest shades.

7. www.sciencealert.com › a-star-just-exploded-nearA Star Just Exploded in The Sky, And It Is Easy to Observe

   www.sciencealert.com › a-star-just-exploded-near

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   Mar 23, 2021 · The first detection was made on 18 March 2021 by amateur astronomer Yuji Nakamura from the Mie Prefecture in Japan. In four frames captured using a 135-millimeter lens and a 15-second exposure, a bright, magnitude 9.6 glow was visible where none had been just four days earlier. The find was quickly reported to the National Astronomical ...

8. People also ask

   Can a white dwarf erupt in a nova explosion?

   • The event, known as a nova, will be so bright that a “new” star will seem to appear in the night sky temporarily, visible to the naked eye. Artist's concept of a star system featuring a white dwarf "stealing" matter from a companion star. After enough material accumulates, a white dwarf can erupt in a nova explosion. NASA

   Nova explosion will be visible to naked eye in rare stargazing event

   www.nbcnews.com/science/space/nova-explosion-new-star-visible-naked-eye-rcna144511

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   How often does a star explode?

   • The star system is a recurring nova, with Earth-visible explosions every 79 to 80 years, according to NASA. The last recorded outburst from T Coronae Borealis -- which includes a hot, red giant star and a cool, white dwarf star -- was in 1946, according to the space agency, which forecasts it will do so again before September 2024.

   Nova explosion 3,000 light-years away will be seen from ... - ABC News

   abcnews.go.com/Technology/earth-naked-eye-view-star-system-exploding-3000/story?id=112397736

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   How do a red giant star and a white dwarf orbit each other?

   • A red giant star and white dwarf orbit each other in this animation of a nova. The red giant is a large sphere in shades of red, orange, and white, with the side facing the white dwarf the lightest shades. The white dwarf is hidden in a bright glow of white and yellows, which represent an accretion disk around the star.

   View Nova Explosion, ‘New’ Star in Northern Crown

   blogs.nasa.gov/Watch_the_Skies/2024/02/27/view-nova-explosion-new-star-in-northern-crown/

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   What happens if a white dwarf explodes?

   • A small white spot remains after the fog of material clears, indicating that the white dwarf has survived the explosion. The star system, normally magnitude +10, which is far too dim to see with the unaided eye, will jump to magnitude +2 during the event. This will be of similar brightness to the North Star, Polaris.

   View Nova Explosion, ‘New’ Star in Northern Crown

   blogs.nasa.gov/Watch_the_Skies/2024/02/27/view-nova-explosion-new-star-in-northern-crown/

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   Did the white dwarf survive the explosion?

   • After the fog of material clears, a small white spot remains, indicating that the white dwarf has survived the explosion. Around the world this summer, professional and amateur astronomers alike will be fixed on one small constellation deep in the night sky.

   NASA, Global Astronomers Await Rare Nova Explosion

   www.nasa.gov/centers-and-facilities/marshall/nasa-global-astronomers-await-rare-nova-explosion/

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   When does a Nova explode?

   • This could be a once-in-a-lifetime viewing opportunity as the nova ouburst only occurs about every 80 years. T Coronae Borealis, or T CrB, last exploded in 1946 and astronomers believe it will do so again between February and September 2024. A red giant star and white dwarf orbit each other in this animation of a nova.

   View Nova Explosion, ‘New’ Star in Northern Crown

   blogs.nasa.gov/Watch_the_Skies/2024/02/27/view-nova-explosion-new-star-in-northern-crown/

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9. abcnews.go.com › Technology › earth-naked-eye-viewNova explosion 3,000 light-years away will be seen from Earth ...

   abcnews.go.com › Technology › earth-naked-eye-view

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   Jul 31, 2024 · The last recorded outburst from T Coronae Borealis -- which includes a hot, red giant star and a cool, white dwarf star -- was in 1946, according to the space agency, which forecasts it will do so ...