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April 2023

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Monday, April 3rd, 2023
4:00pm – 5:00pm
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Astronomy Tea Talk

Online and In-Person Event
LISA's role in multi-band and multi-messenger astronomy for stellar-origin source
Katie Breivik, Flatiron Institute,
Wednesday, April 5th, 2023
4:00pm – 5:00pm
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Astronomy Colloquium

Cahill, Hameetman Auditorium
Illuminating the Origins of the Universe's Fastest Transients
Wen-fai Fong, Assistant Professor, Department of Physics and Astronomy, Northwestern University,
Monday, April 10th, 2023
7:30pm – 9:30pm
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Astronomy on Tap

Launching and Landing Spacecraft on Mars
Shannon Statham, Group Supervisor, Environmental Test Lab, NASA Jet Propulsion Laboratory,
Rob Manning, Chief Engineer, NASA Jet Propulsion Laboratory,
  • Public Event
Wednesday, April 12th, 2023
12:15pm – 1:00pm
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IPAC Astronomy Seminar

IPAC 102 (Large Conference Room)
Illuminating the Dark Ages: Luminous Quasars and Their Massive Host Galaxies in the Reionization Epoch
Fabian Walter, MPIA Heidelberg,
Friday, April 14th, 2023
2:00pm – 3:00pm
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TAPIR Seminar

Online and In-Person Event
Testing General Relativity with black hole X-ray data
Cosimo Bambi, Xie Xide Junior Chair Professor of Physics, Department of Physics, Fudan University,
8:00pm – 10:00pm
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Stargazing Lecture

Cahill Center for Astronomy and Astrophysics
The Quest for Cosmic Dawn: First Results from the James Webb Space Telescope
Richard Ellis, Professor, Department of Physics and Astronomy, University College London,
  • Public Event
Monday, April 17th, 2023
4:00pm – 5:00pm
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Astronomy Tea Talk

Online and In-Person Event
Tracing AGN Feedback on the Star-Forming ISM in NGC 7469 with JWST
Thomas Lai, Caltech/IPAC,
Wednesday, April 19th, 2023
12:15pm – 1:00pm
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IPAC Astronomy Seminar

Online Event
Particle Acceleration in Galaxy Outflows
Marco Ajello, Department of Physics and Astronomy, Clemson University,
4:00pm – 5:00pm
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Astronomy Colloquium

Cahill, Hameetman Auditorium
Constraining the Cosmic Baryon Cycle with ALMA
Fabian Walter, Senior Staff Scientist, MPIA Heidelberg,
Friday, April 21st, 2023
2:00pm – 3:00pm
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TAPIR Seminar

Online and In-Person Event
Worldtube excision method for intermediate-mass-ratio inspirals: scalar-field model in 3+1 dimensions
Nikolas Wittek, Graduate Student, Astrophysical and Cosmological Relativity, Max Planck Institute for Gravitational Physics (Albert Einstein Institute),
Monday, April 24th, 2023
4:00pm – 5:00pm
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Astronomy Tea Talk

Online and In-Person Event
Prospects for Detecting Gaps in Globular Cluster Stellar Streams in M31 and Other External Galaxies with the Nancy Grace Roman Space Telescope
Christian Aganze, UC San Diego,
Wednesday, April 26th, 2023
12:15pm – 1:00pm
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IPAC Astronomy Seminar

Online Event
General Coordinates Network (GCN): NASA's Next Generation Time-Domain and Multimessenger Astronomy Alert System
Leo Singer, NASA/GSFC,
4:00pm – 5:00pm
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Astronomy Colloquium

Cahill, Hameetman Auditorium
Big Stars and Their Little Friends
Morgan MacLeod, Postdoctoral Fellow, Theoretical Astrophysics, CFA / Harvard,
Friday, April 28th, 2023
2:00pm – 3:00pm
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TAPIR Seminar

Online and In-Person Event
New approaches to analyze optical transients
Tatsuya Matsumoto, Postdoctoral Fellow, Astrophysics Lab, Columbia University,