Video encyclopedia

Palomar Observatory


Welcome to the Palomar Observatory Virtual Tour


Aluminization of the 200-inch Hale Telescope Mirror at Palomar Observatory


Welcome to Palomar Observatory


Visiting Palomar Observatory Hale Telescope Then and Now


The 200-inch Hale Telescope and Dome

Palomar Observatory is an astronomical observatory located in San Diego County, California, United States, 145 kilometers (90 mi) southeast of Los Angeles, California, in the Palomar Mountain Range. It is owned and operated by the California Institute of Technology (Caltech) located in Pasadena, California. Research time is granted to Caltech and its research partners, which include the Jet Propulsion Laboratory (JPL) and Cornell University.
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  • History 

  • Telescopes and instruments 

  • Research 

  • Visiting 

  • Selected books