White dwarf
Scientists Recreate the Density of a White Dwarf in the Lab
Inside a white dwarf, atoms are squeezed almost to the point of collape. Now we've created this matter in a…
A Star had a Partial Supernova and Kicked Itself Into a High-Speed Journey Across the Milky Way
Supernovae are some of the most powerful events in the Universe. They're extremely energetic, luminous explosions that can light up…
Rocky Planets Orbiting White Dwarf Stars Could be the Perfect Places to Search for Life
Some very powerful telescopes will see first light in the near future. One of them is the long-awaited James Webb…
Astronomers Watched a Star System Die
About 570 light years from Earth lies WD 1145+017, a white dwarf star. In many respects it's a typical white…
Two White Dwarfs Merged Together Into a Single “Ultramassive” White Dwarf
Astronomers have found a white dwarf that was once two white dwarfs. The pair of stars merged into one about…
Forget Betelgeuse, the Star V Sagittae Should Go Nova Within this Century
The star V Sagittae is the next candidate to explode in stellar pyrotechnics, and a team of astronomers set the…
Neptune-Sized Planet Found Orbiting a Dead White Dwarf Star. Here’s the Crazy Part, the Planet is 4 Times Bigger Than the Star
Astronomers have discovered a large Neptune-sized planet orbiting a white dwarf star. The planet is four times bigger than the…