In recognition of the Easter holiday this coming Sunday 20 April no public observatory tours will be offered. Our weekend public tour program will resume Saturday 26 April.
Updated Tue 15 Apr 2025 5:54 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.

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