What Are White Dwarf Stars?
White dwarfs are basically the burned-out cores of stars. When a red giant expels most of its outer material it becomes a planetary nebula and what remains is the core of the star which becomes a very hot white dwarf with a temperature over 100,000 Kelvin. SUBSCRIBE ► https://goo.gl/PLLFPz ---- Website ► cosmoknowledge.com Facebook ► / cosmoknowledgee Instagram ► / itscosmoknowledge Twitter ► / cosmoknowledge Narrator: Russell Archey https://www.ravonmedia.com/ Credits & Graphics: NASA, ESA, and K. Noll (STScI) Space Engine Music: Outer Space Revelations - Miles Avida - Cosmoknowledge brings news from space. We love you, explorers!
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