stellar evolution

One Side of This White Dwarf is Covered in Hydrogen While the Other Side is Helium.

Here's a new one. Astronomers have found a white dwarf star - the dead remnant from a main sequence star…

5 months ago

Celebrate a Year of JWST With This Ludicrous Image of Rho Ophiuchi

It's been a year since JWST began its operations, so the people behind the telescope released a stunning new image…

5 months ago

A Neutron Star is Unwinding a Companion Star

Astronomers have found a bizarre binary star system where a neutron star orbits with another star. Its companion used to…

5 months ago

A Planet Was Swallowed by a Red Giant, But it Survived

When our Sun runs out of hydrogen fuel in its core, it'll switch to burning helium and bloat up as…

5 months ago

Has JWST Finally Found the First Stars in the Universe?

New observations from JWST hint at pockets of new gas in the halo of more evolved galaxies, where these first-generation…

6 months ago

There's So Much Going on in This Star-Forming Nebula

Look at this beautiful image of the Lupus 3 star-forming interstellar cloud captured by the Dark Energy Camera.

7 months ago

These Stars are Already Merging, but Their Future Will Be Catastrophic

Two stars are in the process of merging, but they will become black holes before they do.

7 months ago

Astronomers Spot Three Interacting Systems with Twin Discs

Using the SPHERE instrument on the ESO's Very Large Telescope, a team of astronomers observed how interaction between disks affects…

12 months ago

The Smallest, Lightest Neutron Star Ever Seen Could be a “Strange Star”

A neutron star lighter than the Sun could be a strange matter star.

1 year ago

When Stars eat Their Planets, the Carnage can be Seen Billions of Years Later

Lithium is the key to determining whether a star has eaten a planet.

1 year ago