Where Do Eccentric Stellar Twins Come From?
The Milky Way hosts a large number of binary stars with equal masses and wide orbits. A new analysis of data from the Gaia spacecraft may help researchers understand how these systems formed.
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Keeping Tabs on Clusters in an Ultra-Diffuse Galaxy
What’s responsible for the arrangement of ultra-diffuse galaxy NGC5846-UDG1’s (many!) globular clusters?
Pre-Supernova Burps and Red Supergiant Reflux
Astrobites reports on new simulations of pre-supernova outbursts and they affect the final supernova explosion as seen from Earth.
Featured Image: First Images of a Substellar Companion in the Hyades
A directly imaged object in the nearest star cluster to Earth may help researchers understand how substellar objects evolve over time.
Probing a Bright Radio Galaxy with X-Rays
What can the polarization of light around the core of Centaurus A tell us about the physics at play in such a high-energy environment?
Can Machine Learning Warn Us of Approaching Geomagnetic Storms?
In the Sun’s atmosphere, a massive eruption of plasma is brewing — how can we predict if a coronal mass ejection will cause a damaging geomagnetic storm?
Polka-Dotted Stars: Searching for Spots on KOI-340
Astrobites reports on a search for polka dots of concentrated magnetic flux on the surface of a subgiant star.
Researchers Reveal a Hidden Pulsar
Astronomers have tracked down a second millisecond pulsar in a nearby globular cluster. Can this discovery help us understand why these systems are so hard to find?
How Do Milky Way–Like Galaxies Grow?
Researchers survey galaxies billions of years ago to understand how the Milky Way grew into the galaxy it is today.
A Circumplanetary Disk Candidate Spotted with ALMA
Astronomers present evidence for a fourth circumplanetary disk candidate and, for the first time, an estimate of the mass of such a disk.
Not All Black Holes That Wander Are Lost — and Now, Some May Have Been Found
Astrobites reports on a search for meandering modern-day analogues of the ancient building blocks of supermassive black holes.
Featured Image: A Twisted Magnetic Rope
Three-dimensional modeling of a passing solar storm reveals a new twist to the event’s magnetic field.