Computer simulations carried out by astronomers from the University of Groningen in collaboration with researchers from Germany, France and Sweden show that most of the (dark) matter beyond the Local Group of galaxies (which ...
Astronomy
Jan 27, 2026
8
1407
Our universe is filled with galaxies, in all directions as far as our instruments can see. Some researchers estimate that there are as many as 2 trillion galaxies in the observable universe. At first glance, these galaxies ...
Astronomy
Dec 15, 2025
0
107
A team of astronomers from the International Center for Radio Astronomy Research (ICRAR) has released new data from an extensive galaxy evolution survey that found a galaxy's "neighborhood" plays a major role in how it changes ...
Astronomy
Nov 25, 2025
0
49
If we take out all the matter, neutrinos, dark matter, cosmic rays, and radiation from the deepest parts of the voids, the only thing left is empty space. I know it sounds like a paradox, but the voids are full of the vacuum ...
Astronomy
Nov 5, 2025
0
82
Now that we have tools to find vast numbers of voids in the universe, we can finally ask…well, if we crack 'em open, what do we find inside?
Astronomy
Nov 3, 2025
0
75
We all need some space sometimes—but it's harder to find than you might think. How far into our universe do we have to go to reach somewhere truly empty?
Space Exploration
Oct 7, 2025
0
122
If you think a galaxy is big, compare it to the size of the universe: it's just a tiny dot which, together with a huge number of other tiny dots, forms clusters that aggregate into superclusters, which in turn weave into ...
Astronomy
Sep 16, 2025
0
149
A University of Queensland researcher has developed a new mathematical model to explain the evolution of the universe which, for the first time, includes collapsing regions of matter and expanding voids.
Astronomy
Aug 19, 2025
126
301
Looking up at the night sky, it may seem our cosmic neighborhood is packed full of planets, stars and galaxies. But scientists have long suggested there may be far fewer galaxies in our cosmic surroundings than expected.
Astronomy
Jul 28, 2025
2
563
Earth and our entire Milky Way galaxy may sit inside a mysterious giant hole which makes the cosmos expand faster here than in neighboring regions of the universe, astronomers say.
Astronomy
Jul 7, 2025
100
794
