Mount Wilson Observatory |

Hours & Directions, Public Tours, Engineering Tours, Cosmic Cafe, Virtual Tours & Interactive Maps.

60-inch & 100-inch Telescope Reservations, Solar Observing, Public Ticket Nights.

Concerts, Lectures, & Public Star-Gazing Nights.

Donate, Become a Member, Volunteer.

Upcoming Events & Programs

SUNDAYS WITH TIM

A monthly FREE Zoom lecture series chronicling our history, hosted by Tim Thompson, MWO Trustee, Observatory Docent and Session Director.

PUBLIC TICKET NIGHTS

View celestial objects through our large, historic telescopes, the 60 and 100 inch telescopes–the two largest in the world dedicated to public viewing.

coNCERTS

Artistic Director Cécilia Tsan curates thoughtful musical adventures under the magnificent vaulted dome of the 100-inch telescope.

Discovering Mount Wilson Chapter 15: Hale Solar Laboratory

Image caption: Hale Solar Laboratory, as seen from the west-southwest, Pasadena. A small dome is set atop the roof of the...

Discovering Mount Wilson Chapter 14: The 100-inch Telescope

Image caption: Construction of the 100-inch telescope dome, Mount Wilson Observatory. Credit: Carnegie/ Huntington Library We continue our weekly ‘Discovering...

Discovering Mount Wilson Chapter 13: The Solar Observatory

Image caption: On his first visit to Mount Wilson, Hale experienced gloomy skies, fog and low clouds at the base...

Discovering Mount Wilson Chapter 12: The CHARA Array

Image caption: One of CHARA’s six connected telescopes, at sunset. Our series ‘Discovering Mount Wilson’ continues with Chapter 12 and the...

Upcoming Events & Programs

SUNDAYS WITH TIM

PUBLIC TICKET NIGHTS

coNCERTS

The mission of the Mount Wilson Institute is to manage and promote the Mount Wilson Observatory for scientific research, historic preservation, education, public engagement, and the arts.