History · Anniversaries
75th anniversary: The Hale Telescope at Palomar Observatory in California, the largest aperture...
Fri, January 26, 2024
3 yr ago
In 1949, The Hale Telescope at Palomar Observatory in California, the largest aperture optical telescope in the world for 28 years, saw first light.
Also on Jan 26, 2024
Source, method and history
- Source
- Wikipedia
- How we know
- Wikipedia "On this day" selected anniversary, 75 years (1949 to 2024).
- Recurs
- annual
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- Changes
- None recorded.