Black hole GW190521 may be a wormhole from another universe
For just one-tenth of a second in May 2019, the universe delivered a signal that did not fit…
For the first time, astronomers identify the edge of the Milky Way’s disc
The Milky Way does not come with a clean outer line. Its disc does not stop the way…
Mississippi State physicist creates neutron star reaction in the lab
For years, physicists have wondered whether one unstable form of copper might act like a traffic jam inside…
Undergraduate students built a cavity detector to search for axion dark matter
Dark matter is supposed to be everywhere, threaded through the Milky Way and outnumbering ordinary matter by a…
Rewriting The Night Sky Across Time And Place
A collision of astronomy, art and living cultural traditions, The Infinite Look pulls the night sky indoors at…
Astronomers find compelling new evidence of the first stars formed after the Big Bang
A faint glow of helium, hanging near one of the earliest known galaxies, may be the clearest sign…
The Behind-The-Scenes View From Inside Artemis II Is Fascinating
Recently, the world watched in awe as the Artemis II spacecraft traveled around the Moon, with the four…
Astronomers discover three distinct groups of merging black holes
Black hole collisions do not appear to come from one simple cosmic recipe. After studying more than 150…
Scientists Figured Out How Fast the Universe Is Expanding, But the Answer Is Troubling
You probably heard that the universe is constantly expanding. There’s a bit of an update to that: it’s…
This supermassive black hole is located in an unusual part of its galaxy
ⓘ NASA – Unsplash An image showing a spiral galaxy. With the help of the James Webb Space…
Unprecedented Observation Reveals 2 Supermassive Black Holes Locked in a Tight Death Spiral
It’s no question that supermassive black holes are cosmic big boys, reaching millions to billions of times the…
Our local universe’s expansion rate doesn’t add up, astronomers find
A difference of a few kilometers per second might not sound like much. In cosmology, it has become…