25 citations
- Providence CollegeUS2 papers
- Space Telescope Science InstituteUS2 papers
- Union CollegeUS2 papers
- University of Notre DameUS2 papers
- University of San FranciscoUS2 papers
- California Baptist UniversityUS1 paper
- Colgate UniversityUS1 paper
- Cornell UniversityUS1 paper
- George Mason UniversityUS1 paper
- Johns Hopkins UniversityUS1 paper
- LickenbrockUS1 paper
- Macalester CollegeUS1 paper
Showing astro-ph.GAShow all
2 papers · 1 filter
astro-ph.GA2019
Following the Metals in the Intergalactic and Circumgalactic Medium over Cosmic Time
Nicolas Lehner, Joseph N. Burchett, J. Christopher Howk +5
The circumgalactic medium (CGM) of galaxies serves as a record of the influences of outflows and accretion that drive the evolution of galaxies. Feedback from star formation drives…
astro-ph.GA2017★ 25 cited
Project AMIGA: A Minimal Covering Factor for Optically Thick Circumgalactic Gas Around the Andromeda Galaxy
J. Christopher Howk, Christopher B. Wotta, Michelle A. Berg +19
We present a deep search for HI 21-cm emission from the gaseous halo of Messier 31 as part of Project AMIGA, a large program Hubble Space Telescope program to study the circumgalac…