Colloquium Schedule

Our normal colloquium time is Friday at 3:15 in the Biology Annex (BX102) with refreshments at 3:00pm in the Astronomy Conference Room (AY 119).

Contact Anatoly Klypin (email: with suggestions for speakers or to arrange a date to speak.


Fall 2017

Sep 1 @ 3:15 pm – 4:15 pm BX102
A Faint Flux-Limited LAE Sample at z = 0.3 Isak Wold, UT Austin Observational surveys of Lya emitters (LAEs) have proven to be an efficient method to identify and study large numbers of galaxies over...
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Sep 8 @ 3:15 pm – 4:15 pm BX102
The Magnetic Mid-life Crisis of the Sun Dr. Travis Metcalfe, Space Sciences Institute After decades of effort, the solar activity cycle is exceptionally well characterized but it remains poorly understood. Pioneering work at the Mount...
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Sep 15 @ 3:15 pm – 4:15 pm BX102
Long duration solar gamma ray flares Lisa Winter, LANL Long duration solar gamma ray flares (LDGRFs) present a challenge to models of solar flares. While the gamma ray emission initially was thought to be the...
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Sep 20 @ 3:00 pm – 4:15 pm Business College 103
Asteroseismology of Red Giants: The Detailed Modeling of Red Giants in Eclipsing Binary Systems Jean McKeever, NMSU Asteroseismology is an invaluable tool that allows one to peer into the inside of a star and know...
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Oct 6 @ 3:15 pm – 4:15 pm BX102
Colloquium Title Speaker name, institution Abstract textShare this:TweetEmailPrint
Oct 13 @ 3:15 pm – 4:15 pm BX102
Colloquium Title Kyoung-Soo Lee, Purdue University Abstract textShare this:TweetEmailPrint
Oct 20 @ 3:15 pm – 4:15 pm BX102
Breaking the Self-Similarity of Galaxy Formation: A Circumgalactic Medium Perspective Benjamin Oppenheimer, University of Colorado Boulder If you could see a dark matter halo directly without knowing the scale, you probably could not distinguish a...
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Oct 27 @ 3:15 pm – 4:15 pm BX102
Colloquium Title Colloquium Speaker Name, Affiliation Abstract textShare this:TweetEmailPrint
Nov 10 @ 3:15 pm – 4:15 pm BX102
Colloquium Title Jane Rigby, NASA/GSFC Abstract textShare this:TweetEmailPrint
Nov 15 @ 2:00 pm – 3:00 pm BX102
Colloquium Title Emma Dahl, NMSU Abstract textShare this:TweetEmailPrint
Nov 17 @ 3:15 pm – 4:15 pm BX102
The statistical study of solar dimmings and their eruptive counterparts Larisza Krista, Cu/CIRES, NOAA/NCEI Results are presented from analyzing the physical and morphological properties of 154 dimmings (transient coronal holes) and the associated flares and...
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Nov 24 @ 3:15 pm – 4:15 pm BX102
Colloquium Title Colloquium Speaker Name, Affiliation Abstract textShare this:TweetEmailPrint
Dec 1 @ 3:15 pm – 4:15 pm BX102
Colloquium Title Colloquium Speaker Name, Affiliation Abstract textShare this:TweetEmailPrint
Dec 8 @ 3:15 pm – 4:15 pm BX102
SDO, the Sun, the Universe Dean Pesnell, NASA / GSFC  Share this:TweetEmailPrint

Spring 2017


Jan 27 @ 3:15 pm – 4:15 pm BX 102
Observations of Solar System Bodies with the VLA and ALMA Dr. Bryan Butler, NRAO Observations of solar system bodies at wavelengths from submm to meter wavelengths provide important and unique information about those bodies. Such...
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Feb 17 @ 3:15 pm – 4:15 pm BX 102
Near-field Cosmology: Big Science from Small Galaxies Dr. M. Boylan-Kolchin, UT Austin The local Universe provides a unique and powerful way to explore galaxy formation and cosmological physics. Through measurements of the abundances, kinematics, and chemical...
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Feb 24 @ 3:15 pm – 4:15 pm
Our Current Understanding of Classical Be Stars Dr. Thomas Rivinius, Chile, ESO Paranal I will introduce Be stars as B-type stars with gaseous disks in Keplerian rotation. These disks form by mass ejection from the star itself...
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Mar 2 @ 3:15 pm – 4:15 pm Domenici Hall Room 106
Cosmology from the Moon: The Dark Ages Radio Explorer (DARE) Dr. Jack Burns, University of Colorado Boulder In the New Worlds, New Horizons in Astronomy & Astrophysics Decadal Survey, Cosmic Dawn was singled out as...
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Mar 3 @ 3:15 pm – 4:15 pm BX 102
Interface Region Imaging Spectrograph Views of How the Solar Atmosphere is Energized Dr. Bart De Pontieu, Lockheed Martin At the interface between the Sun’s surface and million-degree outer atmosphere or corona lies the chromosphere. At...
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Mar 10 @ 3:15 pm – 4:15 pm BX 102
Antarctic high altitude balloon observations of solar flares: Life and work on the ice Dr. Hazel Bain, University of California, Berkeley   The Gamma-Ray Imager/Polarimeter for solar flares (GRIPS) instrument is a balloon-borne telescope designed to...
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Mar 28 @ 4:00 pm – 5:00 pm Gardiner Hall 229, Physics. Dept.
Giant Planet Shielding of the Inner Solar System Revisited: Blending Celestial Mechanics with Advanced Computation Dr. William Newman, UCLA The Earth has sustained during the last billion years as many as five catastrophic collisions with...
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Mar 31 @ 3:15 pm – 4:15 pm
THE SIGNAL OF WEAK GRAVITATIONAL LENSING FROM GALAXY GROUPS AND CLUSTERS, Dr. S. Markert, NMSU   The weak gravitational lensing of galaxy clusters is a valuable tool. The deflection of light around a lens is...
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Apr 7 @ 3:15 pm – 4:15 pm BX102
The growth of Earth’s inner core: a new technique to constrain seismic properties in its outermost layers Dr. Lauren Waszek, Department of Physics, NMSU The inner core displays a hemispherical difference in seismic velocity, attenuation,...
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Apr 21 @ 3:15 pm – 4:15 pm BX102
George BeckerShare this:TweetEmailPrint
Apr 28 @ 3:15 pm – 4:15 pm BX102
Dr. Cameron Hummels (Caltech) Galaxy Evolution via Simulations Abstract: TBA  
May 5 @ 3:15 pm – 4:15 pm Domenici Hall 106
Observing the Baryon Cycle in Hydrodynamic Cosmological Simulations Jacob Vander Vliet, NMSU An understanding of galaxy evolution requires an understanding of the flow of baryons in and out of a galaxy. The accretion of baryons...
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Jun 27 @ 2:30 pm – 3:30 pm Domenici Hall 102
The Orbital and Planetary Phase Variations of Jupiter-Sized Planets: Characterizing Present and Future Giants Laura Mayorga, NMSU It is commonly said that exoplanet science is 100 years behind planetary science. While we may be able...
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Jul 3 @ 2:00 pm – 3:00 pm
The Vulture Survey of MgII and CIV Absorbers: Feasting on the Bones of Spectra Left to Die Nigel Mathes, NMSU Abstract: We present detailed measurements of the absorption properties and redshift evolution of MgII and...
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Fall 2016


Aug 26 @ 3:15 pm – 4:15 pm BX102
Characterization of Biosignatures within Geologic Samples Analyzed using a Suite of in situ Techniques Kyle Uckert, NMSU    Abstract: I investigated the biosignature detection capabilities of several in situ techniques to evaluate their potential to...
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Sep 2 @ 3:15 pm – 4:15 pm BX102
Sultan Hassan, Centre for Extragalactic Theory, University of the Western Cape, South Africa Title: From Instantaneous to Late Reionization Abstract: The 21cm emission line is a hyperfine spin-flip transition of neutral hydrogen.  Prior to the...
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Sep 9 @ 3:15 pm – 4:15 pm Biology Annex 102
Extinction mapping with LEGUS Lauren Kahre The study of star formation and galaxy evolution in nearby galaxies depends on obtaining accurate stellar photometry in those galaxies. However, dust in the galaxies hinders our ability to...
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Sep 20 @ 3:00 pm – 4:00 pm Science Hall 310
Utilizing Planetary Oscillations to Constrain the Interior Structure of the Jovian Planets Ethan Dederick Seismology has been the premier tool of study for understanding the interior structure of the Earth, the Sun, and even other stars....
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Sep 23 @ 3:15 pm – 4:15 pm BX102
Galaxies in the Twilight Zone by Aaron Romanowsky, San Jose State University   Abstract: Decades after luminous galaxies were found to be embedded in halos of dark matter (DM), there are still mysteries about the...
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Oct 28 @ 3:15 pm – 4:15 pm Biology Annex 102
Star formation in the vicinity of the supermassive black hole at the Galactic Centre Dr. Mark Wardle, Macquarie University The disruptive tidal field near supermassive black holes overcomes the self-gravity of objects that are less...
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Nov 11 @ 3:15 pm – 4:15 pm Biology Annex 102
Outer Planets Update Dr. Amy Simon, NASA The Hubble Outer Planet Atmospheres Legacy (OPAL) program is a yearly program for observing each of the outer planets over two full rotations. Observations began with Uranus in...
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Nov 18 @ 3:15 pm – 4:15 pm Biology Annex 102
Simulations of the interstellar medium at high redshift: What does [CII] trace? Dr. Karen Olsen, Arizona State University We are in an exciting era were simulations on large, cosmological scales meet modeling of the interstellar medium (ISM)...
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Spring 2016


Jan 22 @ 3:15 pm – 4:15 pm BX102
Evolving Perspectives on the Atmosphere and Climate of Mars             Dr. Richard Zurek, JPL             Abstract: The planet Mars has both fascinated and tantalized humankind since...
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Jan 29 @ 3:00 pm – 4:00 pm BX102
Exploring Impact Heating of the Early Martian Climate Kathryn Steakley, NMSU ABSTRACT: Geological evidence implies that Mars may have had a more warm and wet environment during the late Noachian / early Hesperian era (3.5–3.8 billion years...
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Feb 5 @ 3:15 pm – 4:15 pm BX102
Galaxy Evolution during the Epoch of Reionization  Steve Finkelstein,  University of Texas at Austin                          Abstract: The advent of the Wide Field Camera 3 on...
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Feb 12 @ 3:15 pm – 4:15 pm BX102
Magnetic Influences on Coronal Heating and the Solar Wind Lauren Woolsey, Harvard University   Abstract The physical mechanism(s) that generate and accelerate the solar wind have not been conclusively determined after decades of study, though not...
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Mar 4 @ 3:15 pm – 4:15 pm BX102
New Tools for Galactic Archaeology from the Milky Way Gail Zasowski, John Hopkins University One of the critical components for understanding galaxy evolution is understanding the Milky Way Galaxy itself — its detailed structure and...
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Mar 11 @ 2:00 pm – 3:00 pm BX102
The Chemical History and Evolution of Titan’s Atmosphere as Revealed by ALMA  Alexander Thelen, NMSU Saturn’s largest moon, Titan, possesses a substantial atmosphere containing significant minorities of nitrile and hydrocarbon species, predominantly due to the...
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Apr 1 @ 3:15 pm – 4:15 pm BX102
High Resolution Spectroscopy with Immersion Grating Infrared Spectrometer (IGRINS) Hwihyun Kim, KASI/UT Austin   The Immersion Grating Infrared Spectrometer (IGRINS) is a revolutionary instrument that exploits broad spectral coverage at high-resolution (R=45,000) in the near-infrared. IGRINS...
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Apr 8 @ 3:00 pm – 4:00 pm BX102
Red Giants in Eclipsing Binaries as a Benchmark for Asteroseismology Meredith Rawls, NMSUShare this:TweetEmailPrint
Apr 15 @ 3:15 pm – 4:15 pm BX102
The Thirty Meter Telescope:   The Next Generation Ground Based Optical/InfraRed Observatory Dr. Warren Skidmore, Thirty Meter Telescope Corp.   Abstract: After a construction status update, I will describe how the telescope design was developed...
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Apr 20 @ 1:00 pm – 2:00 pm Hardman/Jacobs 225
Title:  TBD Sten Hasselquist   Share this:TweetEmailPrint
Apr 22 @ 3:15 pm – 4:15 pm BX102
Asteroid Exploration Paul Abell, NASA Johnson Flight Center I will present the current status of NASA’s Asteroid Redirect Mission (ARM) that is planned for launch in December 2021. Specifically I will discuss how a solar-electric...
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Apr 29 @ 3:15 pm – 4:15 pm BX102
Do star formation laws break in the center of the Galaxy? Betsy Mills, University of Arizona I will review our understanding of molecular gas conditions in the central 500 parsecs of the Milky Way, and summarize recent studies that find that the Galactic center deviates...
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May 12 @ 3:00 pm – 4:00 pm Dominici106
Evolution of Dwarf Galaxy Properties in Local Group Environments Kenz Arraki, NMSUShare this:TweetEmailPrint
May 31 @ 3:00 pm – 4:00 pm Dominici106
Ages and Abundance of Local Stellar Populations Diane Feuillet, NMSUShare this:TweetEmailPrint


Fall 2015


Aug 28 @ 3:15 pm – 4:15 pm BX102
Probing Exoplanet Atmospheric Properties from Phase Variations and Polarization Laura Mayorga, NMSU The study of exoplanets is evolving past simple transit and Doppler method discovery and characterization. One of the many goals of the upcoming...
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Sep 25 @ 3:15 pm – 4:15 pm BX102
Galaxy formation in the Cosmic Web Miguel Angel Aragon-Calvo, University of California Santa Cruz The Cosmic Web is the stage where galaxy formation and evolution occurs. Despite the many observations relating galaxies and their environment,...
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Oct 2 @ 3:15 pm – 4:15 pm BX102
Insights into Binary Stars, Stellar Winds, and Astrophysical Plasmas from X-ray Observations of Planetary Nebulae Rodolfo Montez Jr., Vanderbilt University   Share this:TweetEmailPrint
Oct 9 @ 3:15 pm – 4:15 pm BX102
Searching for Dwarf Satellites around Milky Way – Analog Galaxies with the SAGA survey Ben Weiner, Steward Observatory Dwarf satellites of massive galaxies are a probe of many issues in galaxy evolution and cosmology, including the...
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Oct 16 @ 3:15 pm – 4:15 pm BX102
Why Space Weather Matters and How Forecasting Will Improve in the DSCOVR Era Doug Biesecker, NOAA/NWS/Space Weather Prediction Center Space Weather is a growing enterprise, with growing recognition of its importance inside and outside government. ...
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Oct 30 @ 3:15 pm – 4:15 pm BX102
BOSS DR12 survey: Clustering of galaxies and Dark Matter Haloes Sergio Rodriguez, UAM, Madrid and Cal. Berkeley BOSS SDSS-III is the largest redshift survey for the large scale structure and a powerful sample for the...
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Nov 6 @ 3:15 pm – 4:15 pm BX102
Diagnosing the SEEDS of Planet Formation John Wisniewski, University of Oklahoma Circumstellar disks provide a useful astrophysical diagnostic of the formation and early evolution of exoplanets. It is commonly believed that young protoplanetary disks serve...
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Dec 4 @ 3:15 pm – 4:15 pm BX102
On the Edge: Exoplanets with Orbital Periods Shorter Than a Peter Jackson Movie Brian Jackson, Boise State Univeristy From wispy gas giants to tiny rocky bodies, exoplanets with orbital periods of several days and less...
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Spring 2015