Highlights from AAS Nova: 17-30 April 2022

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.

29 April 2022
A Possible Optical Counterpart to FRB 180916B?
What could the discovery of an optical transient counterpart to FRB 180916B tell us about the origin of fast radio busts?

27 April 2022
Crustal Clues to Earth’s Formation
Earth’s crust contains heavy metals that are more commonly found in its core. Can models help us understand how these elements ended up there?

26 April 2022
Turning On the Lights: Modeling the Sources of Cosmic Reionization
Astrobites reports on whether it really matters how stars and galaxies caused cosmic reionization or if it all comes out in the (simulated) wash.

25 April 2022
Solving a Fifty-Year Star-Formation Mystery
Can new models finally resolve a long-lasting disagreement between the observed and predicted Milky Way star-formation rates?

22 April 2022
Lofty Goals: Can Electric Fields Lift Particles Off an Asteroid’s Surface?
Spacecraft observations revealed sprays of particles escaping from the surface of the asteroid Bennu. What force set these particles in motion?

20 April 2022
Fashionably Late: Why Some Supernovae Brighten Months After Exploding
A new theory shows how echoes of past perturbations can explain why some supernovae brighten long after exploding.

19 April 2022
Grab Your Umbrellas, ’Cause It’s Raining Grazing Planets!
Astrobites reports on a method that uses umbrellas to model exoplanets that graze their stellar hosts.

18 April 2022
Featured Image: A Collection of Galaxy Clusters
A survey of the largest gravitationally bound structures in the universe seeks to understand why some clusters are better gravitational lenses than others.