earthsky

Mystery of fastest white dwarfs solved?

All of our Milky Way’s stars orbit our galaxy’s center. And some stars move really fast! On August 31, 2025, astronomers in Israel and Germany said they’ve figured out why some of the fastest stars in ...
Phys.org

Dark dwarfs lurking at the center of our galaxy might hint at the nature of dark matter

Celestial objects known as dark dwarfs may be hiding at the center of our galaxy and could offer key clues to uncover the nature of one of the most mysterious and fundamental phenomena in contemporary ...
earthsky

Using exploding white dwarfs to measure the universe

Right now, the Vera C. Rubin Observatory is under construction on Cerro Pachón in Chile. Later this year, the construction should be complete and science operations should begin. The observatory will ...
Phys.org

Dark matter could create dark dwarfs at the center of the Milky Way

Dark dwarfs are extremely cold objects, and while the JWST may be able to detect them, there may be another way, according to Sakstein. "The other thing you could do is to look at a whole population ...

The Limit of White Dwarfs Was Not an Absolute Value

Hello, this is Mu-san.Today, I am talking about the limit of white dwarfs.The 1.4 solar mass upper limitWhen a star uses up ...