Due to observatory staffing issues public tour support is suspended for the weekend of 28/29 June. We apologize for any inconvenience.
Updated Wed 25 Jun 2025 3:53 pm 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