Astronomy Homepage
September 24, 2026
For more than 100 years, the Earnest C. Watson Lecture Series has brought Caltech's research to the public, and this November, it kicks off another season.
September 8, 2026
The future Deep Synoptic Array will catch tens of thousands of FRBs, enhancing the power of this cosmology tool.
August 30, 2026
After over a decade of development with mission partners, Caltech, IPAC, and NASA's Jet Propulsion Laboratory (JPL) are excited to support and pursue new areas of research and discovery following Sunday's launch of NASA's Nancy Grace Roman Space Telescope.
August 13, 2026
Physicists elucidate mechanism powering long-period radio bursts in binary stars.
June 29, 2026
From exoplanets to desert landscapes, Caltech and JPL researchers are leading the development of revolutionary space missions of the future.
Observatories
Upcoming Events
All Events
September 25, 2026
2:00 pm
Special TAPIR Seminar
Online and In-Person Event
Ringdown from Eccentric Binary Black Hole Coalescences in the Extreme Mass Ratio Regime
September 30, 2026
12:15 pm
Caltech/IPAC Seminar
Preparing for Roman: Galaxy Models from Cen A to Cosmic Noon
Sachithra Weerasooriya,
Carnegie Observatories,
October 2, 2026
2:00 pm
TAPIR Seminar
Online and In-Person Event
Signatures of Black Hole Spin and Plasma Acceleration in Jet Polarimetry