white dwarf stars

A New Kind of Stellar Explosion Has Been Discovered: Micronovae

The most energetic explosions in the Universe come from stars called supernovae. These galactic bombs have the energy of about…

4 weeks ago

Astronomers Watch a Nova Go From Start to Finish for the First Time

A nova is a dramatic episode in the life of a binary pair of stars. It's an explosion of bright…

2 years ago

Gaia Turns Up 13,928 White Dwarfs Nearby the Sun, Including Several Formed Through Mergers

Based on the 2nd Gaia Data Release, a team of astronomers were able to directly detect and compile information on…

4 years ago

Evidence for Thousands of Black Holes Buzzing Around the Center of the Milky Way

Using data from the Chandra X-ray observatory, a team of scientists have found evidence that indicates that thousands of black…

4 years ago

Closest Star Around A Black Hole Discovered

Imagine being caught in the clutches of a black hole, being whirled around at dizzying speeds and having your mass…

5 years ago

What Strange Places Are Habitable?

Everywhere we look on Earth, we find life. Even in the strangest corners of planet. What other places in the…

8 years ago

Rare White Dwarf Systems Do A Doubletake

For those of us who remain forever fascinated by astronomy, nothing could spark our imaginations more than a cosmic curiosity.…

8 years ago

Hubble Observes Planet-“Polluted” Dead Stars In Hyades

For those of us who practice amateur astronomy, we're very familiar with the 150 light-year distant Hyades star cluster -…

9 years ago

NSV 11749 – Born Again and Grown Old

[/caption] In 1996, a Japanese amateur astronomer discovered a new star in the constellation Sagittarius. Dubbed V4334 Sgr, astronomers initially…

10 years ago

Uncloaking Type Ia Supernovae

Type Ia supernovae... Right now they are one of the most studied - and most mysterious - of all stellar…

11 years ago