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…
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…
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…
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…
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…
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.
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.
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…
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.
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.