Paul M. Sutter
Axion Dark Matter May Make Spacetime Ring
Dark matter made out of axions may have the power to make space-time ring like a bell, but only if…
The Early Universe May Have Had Giant Batteries of Dust
The largest magnetic fields in the universe may have found themselves charged up when the first stars began to shine,…
Here’s How to Weigh Gigantic Filaments of Dark Matter
How do you weigh one of the largest objects in the entire universe? Very carefully, according to new research. (more…)
Sun-Like Stars Around Black Holes: What Gives?
Buried in the treasure trove of the Gaia catalog were two strange black hole systems. These were black holes orbiting…
The Biggest Black Holes May Start From The Tiniest Seeds
The existence of gigantic black holes in the very early universe challenges our assumptions of how black holes form and…
What’s Behind the Martian Methane Mystery?
The seasonal variations of methane in the Martian atmosphere is an intriguing clue that there might be life hiding under…
Space Tourism: The Good, The Bad, The Meh
Space tourism here is here to stay, and will likely remain a permanent fixture of near-Earth activities for the foreseeable…
Yes, Virginia, The Universe is Still Making Galaxies
Despite the fact that our universe is old, cold, and well past its prime, it's not done making new galaxies…
The Hardest Bias in Astronomy
A nasty sort of bias called Malmquist bias affects almost every astronomical survey, and the only solution is to...keep doing…
Life Needs Black Holes to Survive
Life is rare, and it requires exactly the right environmental mix to establish itself. And there's one surprising contributor to…