Supernovae, Dark Energy, and the Fate of Our Universe
What’s the eventual fate of our universe? New results from Dark Energy Survey supernovae address this and other questions.
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The Variable Jets of Gamma-Ray Bursts
What drives the rapid flickering in the jets that are produced in some powerful, high-energy explosions?
The Search for Black Hole Teenagers
Astrobites reports on how the discovery of medium-sized black holes allows us to trace the history of the giant black holes in the center of galaxies.
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?
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.