Neutron Stars
NASA Launches a New X-ray Observatory
A new mission has launched to study some the most intriguing secrets of the universe. No, not THAT spacecraft (JWST…
Neutron Stars Have Mountains, They’re Just a Fraction of a Millimeter High
The universe has some very extreme places in it - and there are few places more extreme than the surface…
A Nearby White Dwarf Might be About to Collapse Into a Neutron Star
A white dwarf star has been found that's more massive than our Sun, but about the same size as our…
Astronomers Detected a Black Hole-Neutron Star Merger, and Then Another Just 10 Days Later
When black holes collide with neutron stars, all sorts of interesting things happen. And astronomers have recently seen two of…
How Squeezable are Neutron Stars?
Two neutron stars. One is 50% more massive than the other, yet they are almost exactly the same size. The…
Black Hole-Neutron Star Collisions Could Finally Settle the Different Measurements Over the Expansion Rate of the Universe
If you've been following developments in astronomy over the last few years, you may have heard about the so-called "crisis…
Smallest, Closest Black Hole Ever Discovered is Only 1,500 Light-Years Away
A red giant star may have a black hole companion that is only three solar masses in size.
What's the Connection Between Stellar-Mass Black Holes and Dark Matter?
The smallest black hole we've observed might prove dark matter is made of primordial black holes.
Strange Green Star is the Result of a Merger Between two White Dwarfs
Chandrasekhar found there is an upper limit for the mass of a white dwarf, but some white dwarfs can break…
If Axions Explain Dark Matter, it Could be Possible to Detect Them Nearby Neutron Stars
Astronomers look for dark matter in the radio signals of neutron stars. If found it could solve two problems in…