Highlights from AAS Nova: 10-23 October 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.

22 October 2021
Unlocking the History of Messier 5
Precise measurements of hundreds of stars suggest that globular clusters aren’t as simple as theorized.

20 October 2021
Searching for Sunquakes
Astronomers go hunting for ripples in the solar photosphere in images from Solar Dynamics Observatory.

19 October 2021
An Exoplanet Weigh-In Using Simple Dynamics
Astrobites reports on a directly imaged exoplanet that reveals its mass by tugging on its host star.

18 October 2021
Featured Image: An Asymmetric Dark Matter Halo
As the Milky Way’s largest satellite galaxy passes by, it distorts the dark matter in our galaxy — and new simulations show how.

15 October 2021
Have We Stumbled Upon the Hiding Place of the Earliest Stars in the Universe?
Astronomers may have finally uncovered the remnants of the oldest stars in the universe, hiding in the aftermath of an enormous explosion.

13 October 2021
Welcome to AAS Media Fellow Haley Wahl and Farewell to Tarini Konchady
Please join us in saying farewell to our 2019–2021 AAS Media Fellow and welcoming our new Fellow to the team!

12 October 2021
The Magnetic Menagerie of NGC 1097
Astrobites reports on the barred spiral galaxy NGC 1097, where there’s more to the magnetic field than meets the eye.

11 October 2021
Merging Black Holes vs. Gas and Stars
When galaxies merge, their black holes can merge, too. What effect do stars and gas have on the merger of massive black holes?