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en.wikipedia.org/wiki/Nova

A nova (plural novae or novas) or classical nova (CN or plural CNe) is an astronomical event .... In 2010 scientists using NASA's Fermi Gamma-ray Space Telescope discovered that a nova also can emit gamma-rays (>100 MeV). Potentially, a ...

curious.astro.cornell.edu/physics/78-the-universe/stars-and-star-clusters/general-questions/352-what-is-a-nova-beginner

Jun 27, 2015 ... A nova is a strong, rapid increase in the brightness of a star. ... (Beginner) · If spacetime is curved, is it possible for us to look into space and see ...

www.spaceanswers.com/deep-space/what-is-a-nova

May 29, 2012 ... It might not be super, but it's still a very impressive explosion.

www.nasa.gov/audience/forstudents/5-8/features/nasa-knows/what-is-a-supernova.html

It is the largest explosion that takes place in space. Where Do Supernovas Take Place? Supernovas are often seen in other galaxies. But supernovas are difficult  ...

stardate.org/astro-guide/novae-and-supernovae

A nova is an explosion from the surface of a white-dwarf star in a binary star system. ... The star's outer layers “rebound” violently, blasting into space at several ...

www.universetoday.com/131577/what-is-a-nova

Oct 20, 2016 ... Is dark energy really energy, or is it part of the expansion of space itself. ... I guess if you go back to the basics, a nova is a star that momentarily ...

www.brighthub.com/science/space/articles/79836.aspx

May 11, 2011 ... In terms of astronomy, it's when a star in space suddenly becomes a lot ... Learn how and why novae occur, how a nova is different from an ...

www.space.com/33772-hibernating-star-goes-nova-explosion.html

Aug 17, 2016 ... By Hanneke Weitering, Space.com Staff Writer | August 17, 2016 02:50pm ... Classical novas,such as Nova Centauri 2009, occur in binary star ...

www.space.com/31608-supernovas-star-explosions-infographic.html

Jan 14, 2016 ... NOVA: A white dwarf star pulls matter off of a companion red giant star until a powerful nuclear fusion explosion occurs on the dwarf's surface.