Articles by Brian A. Keeney

Claim page

Brian A. Keeney

Activity

Upvotes

Folders

Articles

On Charon's Far-Ultraviolet Surface Reflectance

29 July 2021 by Brian Keeney and others

Earth and Planetary Astrophysics

Spatial Distribution of Ultraviolet Emission from Cometary Activity at 67P/Churyumov-Gerasimenko

8 June 2021 by John Noonan and others

Earth and Planetary Astrophysics

Analysis of Hybrid Gas-Dust Outbursts Observed at 67P/Churyumov-Gerasimenko

8 June 2021 by John Noonan and others

Earth and Planetary Astrophysics

Size and Shape Constraints of (486958) Arrokoth from Stellar Occultations

1 January 2020 by Marc Buie and others

Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics

The Ultraviolet Detection of Diffuse Gas in Galaxy Groups

29 November 2018 by John Stocke and others

Astrophysics of Galaxies

Ultraviolet Observations of Coronal Mass Ejection Impact on Comet 67P/Churyumov-Gerasimenko by Rosetta Alice

25 June 2018 by John Noonan and others

Earth and Planetary Astrophysics

A Galaxy Redshift Survey near HST/COS AGN Sight Lines

23 May 2018 by Brian Keeney and others

Astrophysics of Galaxies

FUV Spectral Signatures of Molecules and the Evolution of the Gaseous Coma of Comet 67P/Churyumov-Gerasimenko

20 November 2017 by Paul Feldman and others

Earth and Planetary Astrophysics

H_2O and O_2 Absorption in the Coma of Comet 67P/Churyumov-Gerasimenko Measured by the Alice Far-Ultraviolet Spectrograph on Rosetta

6 June 2017 by Brian Keeney and others

Earth and Planetary Astrophysics

Characterizing the Circumgalactic Medium of Nearby Galaxies with HST/COS and HST/STIS Absorption-Line Spectroscopy: II. Methods and Models

1 April 2017 by Brian Keeney and others

Astrophysics of Galaxies, Cosmology and Nongalactic Astrophysics

On the Size and Mass of Photo-ionized Clouds in Extended Spiral Galaxy Halos

29 July 2015 by Julie Davis and others

Astrophysics of Galaxies

An HST/COS Survey of the Low-Redshift IGM. I. Survey, Methodology, & Overall Results

10 July 2015 by Charles Danforth and others

Cosmology and Nongalactic Astrophysics

A Detection of Gas Associated with the M 31 Stellar Stream

1 June 2015 by Andreas Koch and others

Astrophysics of Galaxies

Updated Models for the Creation of a Low-z QSO Absorber by a Dwarf Galaxy Wind

15 September 2014 by Brian Keeney and others

Astrophysics of Galaxies, Cosmology and Nongalactic Astrophysics

The Peculiar Balmer Decrement of SN 2009ip: Constraints on Circumstellar Geometry

9 November 2013 by Emily Levesque and others

Solar and Stellar Astrophysics

HST/COS Spectra of Three QSOs That Probe The Circumgalactic Medium of a Single Spiral Galaxy: Evidence for Gas Recycling and Outflow

17 January 2013 by Brian Keeney and others

Cosmology and Nongalactic Astrophysics

Characterizing the Circumgalactic Medium of Nearby Galaxies with HST/COS and HST/STIS Absorption-Line Spectroscopy

22 December 2012 by John Stocke and others

Cosmology and Nongalactic Astrophysics

A Fast Flare and Direct Redshift Constraint in Far-UV Spectra of the Blazar S50716+714

20 December 2012 by Charles Danforth and others at

University of Colorado Boulder

High Energy Astrophysical Phenomena

On the Significance of Absorption Features in HST/COS Data

13 June 2012 by Brian Keeney and others

Instrumentation and Methods for Astrophysics

An HST/COS Search for Warm-Hot Baryons in the Mrk421 Sightline

2 August 2011 by Charles Danforth and others

Cosmology and Nongalactic Astrophysics

Multiple Absorption-Line Spectroscopy of the Intergalactic Medium. I. Model

9 February 2011 by Yangsen Yao and others

Cosmology and Nongalactic Astrophysics

Cosmic Origins Spectrograph Detection of Ne VIII Tracing Warm - Hot Gas Towards PKS 0405-123

19 August 2010 by Anand Narayanan and others

Cosmology and Nongalactic Astrophysics

Cosmic Origins Spectrograph and FUSE Observations of T ~ 10^5 K Gas In A Nearby Galaxy Filament

17 August 2010 by Anand Narayanan and others

Cosmology and Nongalactic Astrophysics

HST/COS Observations of the Ly alpha Forest toward the BL Lac Object 1ES1553+113

12 May 2010 by Charles Danforth and others at

University of Colorado Boulder

Cosmology and Nongalactic Astrophysics, High Energy Astrophysical Phenomena

A Direct Detection of Gas Accretion: The Lyman Limit System in 3C 232

22 April 2010 by John Stocke and others

Cosmology and Nongalactic Astrophysics

Cosmic Origins Spectrograph Observations of the Chemical Composition of LMC N132D

22 September 2009 by Kevin France and others

Cosmology and Nongalactic Astrophysics, Astrophysics of Galaxies

This is an AI-generated summary

Key points

Topics

Cosmology and Nongalactic Astrophysics Earth and Planetary Astrophysics Astrophysics of Galaxies Instrumentation and Methods for Astrophysics High Energy Astrophysical Phenomena Solar and Stellar Astrophysics