Highlights from AAS Nova: 23 April - 6 May 2023

AAS Nova provides brief highlights of recently published articles from the AAS journals, i.e., The Astronomical Journal (AJ), The Astrophysical Journal (ApJ), ApJ Letters, ApJ Supplements, The Planetary Science Journal, and Research Notes of the AAS. The website's intent is to gain broader exposure for AAS authors and to provide astronomy researchers and enthusiasts with summaries of recent, interesting research across a wide range of astronomical fields.

The following are the AAS Nova highlights from the past two weeks; follow the links to read more, or visit AAS Nova for more posts.

5 May 2023
Investigating a Bright Flare in a Nearby Galaxy
Astronomers have seen an extraordinarily bright, long-lasting radio flare in the center of a nearby galaxy. Could this be evidence of a star being shredded by a supermassive black hole?

3 May 2023
Searching for a Star That Survived a Supernova
Researchers have discovered a potential companion to a star that exploded 8,000 years ago. Its characteristics raise interesting questions about which stars are able to donate enough material to trigger a supernova.

1 May 2023
A New Look at Gamma Rays from Our Galaxy’s Next-Door Neighbour
Astrobites reports on a new investigation of the Andromeda Galaxy’s gamma-ray emission that reveals it to be far different from originally thought.

28 April 2023
The First Y+Y Binary: Cool Brown Dwarfs Come in Pairs
All scientists love to label and classify the natural world, but brown dwarfs resist such artificial labels and can’t be cleanly categorized as either a star or as a planet. Now with JWST, though, astronomers are getting their best look yet at these enigmatic worlds.

26 April 2023
TESS Detects Pulsating Stars in the Pleiades Cluster
Astronomers pair data from a planet-hunting spacecraft and a stellar-position plotter to track down pulsations in a nearby star cluster.

24 April 2023
Biases from Bulging Planets
Astrobites reports on what we might be getting wrong by assuming that slightly squished planets are instead perfectly round.