The observatory will be closed to the public Friday, July 3rd due to short staffing. We will reopen to the public Saturday, July 4th. We apologize for any inconvenience.
Updated Thu 25 Jun 2026 9:36 am PDT

Palomar Observatory is owned and operated by Caltech, and administered by Caltech Optical Observatories.

Palomar Observatory is a founding member of the Alliance of Historic Observatories.

About   |   Telescopes   |   Observers   |   Research   |   Visitors   |   Directions   |   Tours   |   Gifts   |   Friends   |   Give   |   Media   |   News   |   Contact   |   FAQ   |   Site Map

Caltech Optical Observatories   |   Caltech Astronomy   |   Caltech