Astronomy Homepage
October 23, 2026
As part of the Watson Lecture Series, Katie Bouman, professor of computing and mathematical sciences, will explain how scientific images are increasingly constructed rather than simply captured, not only in extreme astrophysics—such as through black hole imaging—but also in other disciplines.
October 16, 2026
Join the Caltech community on October 28 and 29 for two days of science, discovery, and celebration as the Institute welcomes a new era of leadership.
October 15, 2026
The astronomer is known for uncovering hidden populations of black holes
October 8, 2026
"They're kind of goth," says Zafar Rustamkulov of IPAC, lead author of a new study from the Caltech-led SPHEREx mission about dark celestial bodies called brown dwarfs.
October 2, 2026
Five receive the National Science Foundation's most prestigious award for junior faculty members
Observatories
Upcoming Events
All Events
October 26, 2026
4:00 pm
Astronomy Tea Talk
Big Pulsations in Small Stars: The Remarkable Population of Large-Amplitude Hot-Subdwarf Pulsators/The Fraction of Bound Stars as a Function of Age within 500 pc
Corey Bradshaw,
PhD Candidate,
University of Hamburg,
Andrew Boyle,
PhD Candidate,
University of North Carolina at Chapel Hill,
October 28, 2026
12:15 pm
Caltech/IPAC Seminar
The FUEL Survey: From Hubble's Far-UV Archive to Extragalactic Background Light and Ionizing Photon Escape
Aliakbar Kavei,
UC Riverside,
October 28, 2026
4:00 pm
Astronomy Colloquium
Star Formation at the Galactic Center
Tuan Do,
Associate Professor,
Department of Astronomy,
UCLA,
October 28, 2026
5:30 pm
Special Preview Days: Caltech JPL Archival Exhibition
October 30, 2026
2:00 pm
TAPIR Seminar
Online and In-Person Event
Black Hole Encounters Near the Speed of Light
November 2, 2026
8:15 am