Highlights from AAS Nova: 14-27 July 2019

AAS Nova provides brief highlights of recently published articles from the AAS journals, i.e., The Astronomical Journal (AJ) and The Astrophysical Journal (ApJ), ApJ Letters, and ApJ Supplements. 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 webpage for more posts.

26 July 2019
TLDR: The TRGB Gives Us Another H0tTake!
Astrobites reports on how the Tip of the Red Giant Branch (TRGB) allows for another measurement of the Hubble constant to enter the ring.

24 July 2019
A Speedier Check of Models
Astronomy is driven forward by a combination of novel observations and complex, inventive modeling. How can astronomers better analyze their models?

23 July 2019
In the Heart of a Trainwreck Galaxy
Astrobites reports on whether a suspicious pair of active black holes could improve the outlook for seeing the background of gravitational waves in our universe.

22 July 2019
Five Years Watching Volcanoes on Another World
Five years of observations reveal drama on the most volcanically active world in our solar system: Jupiter’s moon Io.

19 July 2019
Heating Up a Solar Flare
Just in time for a summer heatwave: What can models tell us about how solar flares are heated?

17 July 2019
Exploring an Odd Stellar Death
Massive stars can die in a lot of different ways! A new study explores one possible channel in more detail.

16 July 2019
The Sun vs. Your Uncle: Chromosphere Edition
What does your uncle have in common with the Sun? Astrobites reports on a new discovery in the Sun’s atmosphere.

15 July 2019
Featured Image: A Disk for a Newly Born Planet
These ALMA images reveal emission from a disk of dust feeding a new planet and possibly providing material for future moons.