white dwarf

Possible Nova Pops in Cygnus

by Bob King April 1, 2014

Want to stay on top of all the space news? Follow @universetoday on Twitter A newly-discovered star of magnitude +10.9 has flared to life in the constellation Cygnus the Swan. Koichi Nishiyama and Fujio Kabashima, both of Japan, made their discovery yesterday March 31 with a 105mm f/4 camera lens and electronic camera. They quickly confirmed the […]

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Rocky Alien Planet Leftovers ‘Polluted’ White Dwarf Stars With Metal

by Elizabeth Howell March 26, 2014

What’s with all the metals in the atmosphere of white dwarfs, those things that are corpses of stars like our own Sun? While before scientists had theories about levitating star layers that “polluted” the white dwarfs, new research shows it’s more likely due to rocky material. More specifically, material left over from planet formation. Remove […]

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How Do You Jumpstart A Dead Star?

by Fraser Cain March 13, 2014

) It’s a staple of science fiction, restarting our dying star with some kind of atomic superbomb. Why is our Sun running out of fuel, and what can we actually do to get it restarted? Remove this ad Fraser Cain on Google+

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What Is The Future Of Our Sun?

by Fraser Cain January 29, 2014

Who knows what the future holds for our Sun? Dr. Mark Morris, a professor of astronomy at UCLA sure knows. Professor Morris sat down with us to let us know what we’re in for over the next few billions years. “Hi, I’m Professor Mark Morris. I’m teaching at UCLA where I also carry out my […]

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Will The Sun Explode?

by Fraser Cain January 6, 2014

All stars die, some more violently than others. Once our own Sun has consumed all the hydrogen fuel in its core, it too will reach the end of its life. Astronomers estimate this to be a short 7 billion years from now. For a few million years, it will expand into a red giant, puffing […]

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