Astronomy Homepage
November 10, 2026
LIGO–Virgo–KAGRA observations find evidence for black holes that may have formed after quietly imploding.
October 27, 2026
The UVEX mission will catch the ultraviolet glow of stars, galaxies, and powerful cosmic blasts.
October 27, 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 26, 2026
JPL has been expanding the boundaries of space exploration since 1936, and with a roster of new missions, it is poised for what comes next.
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.
Observatories
Upcoming Events
All Events
November 11, 2026
4:00 pm
Astronomy Colloquium
The Origin of Supermassive Black Holes from Pop III.1 Seeds and Implications for Particle Physics and Cosmology
Jonathan C. Tan,
Professor of Astronomy,
Chalmers University/University of Virginia,
November 16, 2026
8:15 am
KISS Short Course - Cosmic Lighthouses: Navigating Deep Space by the Beat of Pulsars
November 18, 2026
12:15 pm
Caltech/IPAC Seminar
Formation and evolution pathways of planets: comparison between theory and observations
Yasuhiro Hasegawa,
JPL,
November 18, 2026
4:00 pm
Astronomy Colloquium
Juno, Jupiter, and jupiters: How a low cost planetary mission has revolutionized our understanding of giant planets
Jonathan Lunine,