Highlights from AAS Nova: 28 March - 10 April 2021

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 the AAS Nova web page for more posts.

9 April 2021
Multimessenger Cosmology of the Future
The collisions of neutron stars and black holes may be the key to unlock precise measurements of the cosmological parameters that describe our universe.

7 April 2021
Flares from the Milky Way’s Supermassive Black Hole
In 2019, Sgr A* woke up to emit a series of burps. What meal led to this indigestion?

6 April 2021
Disentangling Milky Way Evolution
Chemical tagging without chemical abundances? Astrobites shows how a neural network can disentangle stellar data to spot a star’s origins.

5 April 2021
Featured Image: Collecting Strong Lenses
More than 1,200 newly discovered strong gravitational lenses create cosmic arcs, rings, and copied images.

2 April 2021
Bending Rays ‘Round the Sun
A recent study couples Cassini observations with ground-based ones to study how galactic cosmic rays interact with our Sun.

31 March 2021
Seeking the Origins of Galactic Stellar Streams
New work has revealed the likely origins of 23 streams of stars in our galaxy’s halo.

30 March 2021
FRBs Are Spiraling Out of Control
We’ve detected many fast radio bursts, but the journey to discover their origins is far from complete. Astrobites reports on the latest efforts.

29 March 2021
Establishing Ages from Mars’s Craters
How old is the terrain of Mars’s surface? New research suggests our previous estimates were off.