Of all the mysteries facing astronomers and cosmologists today, the "Hubble Tension" remains persistent! This term refers to the apparent…
Anytime astronomers talk of mapping the Milky Way I am always reminded how tricky the study of the Universe can…
The Milky Way is ancient and massive, a collection of hundreds of billions of stars, some dating back to the…
The Milky Way has many satellite galaxies, most notably the Large and Small Magellanic Clouds. They're both visible to the…
Quasars are the brightest objects in the Universe. The most powerful ones are thousands of times more luminous than entire…
Astronomers have measured the Milky Way's shape and found that the disk is warped and not a flat spiral like…
Astronomers have found a massive galaxy that contains little to no Dark Matter, something that doesn't fit with current cosmological…
Using gravitational lenses, a team of astronomers showed how axions could be the particle that makes up Dark Matter.
In the first episode of a new series with ArsTechnica - Edge of Knowledge - Dr. Paul Sutter explains the…
We don't quite understand how the first supermassive black holes formed so quickly in the young universe. So a team…