Paul M. Sutter
Astronomers Prepare to Launch LuSEE Night, A Test Observatory on the Far Side of the Moon
Astronomers have not yet been able to map large portions of the radio emissions from our universe because of interference…
Molecular Clouds Have Long Lives By Constantly Reassembling Themselves
Astronomers have recently discovered that giant clouds of molecular hydrogen, the birthplace of stars, can live for tens of millions…
Using the Shadows of Clusters to Measure the Universe
Astronomers have begun using a sophisticated suite of simulations, an advanced machine learning model of the formation of galaxy clusters,…
How did Dimorphos Form?
The otherwise unremarkable double asteroid of Didymos and Dimorphos made headlines as the target of NASA's successful Double Asteroid Redirect…
How Crazy Magnetic Fields Drive the Sun Mad
Solar coronal jets are fast moving plumes of plasma that erupt suddenly from the polar regions of the Sun. Astronomers…
Astronomers Spot an Orphaned Protostar
Astronomers have performed an impressive suite of observations at multiple wavelengths of the same system, dubbed the HH 24 complex.…
How Life Reshapes the Habitable Zone
Astronomers are very interested in the Habitable Zone of distant stars, which is the orbital radius where liquid water, and…
Astronomers Begin to Understand Strange “Backsplash” Galaxies
Clusters of galaxies do not appear in an instant. Instead they gradually form through the accumulation of many galaxies. But…
How a Rotating Universe Makes Time Travel Possible
It turns out that time travel into the past is actually relatively easy. All you need to do is make…
Blue Straggler Stars are Weird
All stars follow a particular path in their lives once they start fusing hydrogen. As they live they steadily get…