The Golden Gate Raptor Observatory, headquartered in San Francisco’s Fort Mason, suddenly ceased operations earlier this ...

The Ukiah Latitude Observatory has a rich history, from its role in global scientific research to its ongoing cultural ...

If you are interested in visiting HCRO, we are located approximately 300 miles NE of San Francisco, in Shasta County, California. A self-guided tour is available during opening hours. WARNING: HCRO is ...

situated in the Cascade Mountains about 300 miles north of San Francisco. Radio SETI experiments have traditionally relied on existing radio astronomy telescopes. While this allows such searches to be ...