white dwarf
Rocky Alien Planet Leftovers ‘Polluted’ White Dwarf Stars With Metal
What's with all the metals in the atmosphere of white dwarfs, those things that are corpses of stars like our…
How Do You Jumpstart A Dead Star?
It's a staple of science fiction, restarting our dying star with some kind of atomic superbomb. Why is our Sun…
What Is The Future Of Our Sun?
Who knows what the future holds for our Sun? Dr. Mark Morris, a professor of astronomy at UCLA sure knows.…
Will The Sun Explode?
All stars die, some more violently than others. Once our own Sun has consumed all the hydrogen fuel in its…
Bright New Nova In Delphinus — You can See it Tonight With Binoculars
Looking around for something new to see in your binoculars or telescope tonight? How about an object whose name literally…
Why Are Dying Stars in 47 Tucanae Cooling Off So Slowly?
The Hubble Space Telescope is going to be used to settle an argument. It's a conflict between computer models and…
Famed Pair of Stars Closer To Earth Than We Imagined
If you're a semi-serious amateur astronomer, chances are you've heard of a variable pair of stars called SS Cygni. When you…
The Rosy Remains of a Star’s Final Days
Stars like our Sun can last for a very long time (in human terms, anyway!) somewhere in the neighborhood of…
Closely-Orbiting Stellar Companions Surrounded by “Mystery Dust”
Artist's concept showing a dust disk around a binary system containing a white dwarf and a less-massive M (red) dwarf…
Effects of Einstein’s Elusive Gravitational Waves Observed
Two white dwarfs similar to those in the system SDSS J065133.338+284423.37 spiral together in this illustration from NASA. Credit: D.…