What’s with Asteroid Ryugu’s Weird Shape?
Up-close photos show that Ryugu is shaped like a spinning top. Can this asteroid’s history explain its structure?
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A Rare Double-Detonation Supernova Caught in the Act
Astronomers have observed an unusual stellar explosion. What makes this event different from other supernovae?
Merging Eccentric Pairs of Black Holes
What happens during chaotic interactions between black-hole binaries in star clusters? New research suggests eccentric mergers can result.
Solid As a Rock … Not
Why is WASP-12b’s orbit decaying so rapidly? Astrobites reports on whether an unseen companion planet might be influencing this hot Jupiter’s orbit.
Featured Image: A Choice of Projections
What’s the best way to represent the spherical sky on a flat surface? This unique octahedron-based view has its advantages.
Flares, Waves, Jets, and Ejections
Our Sun often exhibits a roiling surface full of activity. But how do the different types of eruptions and disturbances we see relate to one another?
Looking for Life? Try Around K Dwarfs
A new study suggests that planets around K-dwarf stars may be the best targets in the search for signs of life.
Tiny Stars in a Tiny Orbit: A New Ultracompact Binary
Astrobites reports on the NICER discovery of an accreting millisecond pulsar in a record-setting, rapid orbit with a white dwarf.
Missing Halos in the High-Energy Sky
A recent study explores a high-energy mystery from the supermassive black holes that dot our universal landscape.
Giant Stars in Our Black Hole’s Neighborhood
Have the old, giant stars at the center of our galaxy gone missing, or have we just missed them?
Reading the Epic of Reionization
Astrobites reports on how dim galaxies lensed by foreground clusters provide a way of measuring the reionization of our universe.
Simulating an Extreme TNO on the Road to Planet Nine
Astrobites reports on how the search for Planet Nine has revealed another unusual object in our solar system.