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Celestial Events

Monday, March 2

Rare “Blood Moon” Total Lunar Eclipse Over SF
Monday, March 2 – 11:59 pm - Ends at 5:00 am | Cost: FREE | San Francisco Bay Area
Rare “Blood Moon” Total Lunar Eclipse Over SF

Thanks to an optical illusion in the sky, the moon will appear bigger and brighter than normal in the San Francisco Bay Area in the night, during what astronomers call a “supermoon.” Because the sun is about 50,000 miles closer to the earth than at ...

Tuesday, March 3

Chabot’s Solar Eclipse Viewing Watch Party & Festivities (2026)
Tuesday, March 3 – 2:00 am - Ends at 5:00 am | Cost: $15*
*$15 Adults, $7 Kids, Free for Members
| Chabot Space & Science Center
Chabot's Solar Eclipse Viewing Watch Party & Festivities (2026)
Join Chabot astronomers for a live watch party of the magnificent Total Lunar Eclipse from Chabot’s Observation Deck. Bring your friends & family and a lawn chair to enjoy Eclipse-themed crafts and demonstrations, then get bundled up with a cup of hot cocoa to watch ...

Tuesday, April 21

2026 Lyrid Meteor Shower Peaks Tonight (April 21-22)
Tuesday, April 21 – 11:59 pm - Ends at 6:00 am | Cost: FREE | San Francisco Bay Area
2026 Lyrid Meteor Shower Peaks Tonight (April 21-22)
Thanks to Earthsky for sharing the details about April’s meteor shower, The Lyrids.  Lyrids Active: April 14 – April 30, 2026 Peak: Night of April 21 into early April 22 Estimated Peak Time: Around 1-3 am PST on April 22, 2026 Best Viewing: After midnight through dawn on April 22 (look toward the ...

Tuesday, May 5

Eta Aquarids Meteor Shower | 2026
Tuesday, May 5 – 11:59 pm - Ends at 5:30 am | Cost: FREE | San Francisco Bay Area
Eta Aquarids Meteor Shower | 2026
The Eta Aquarids will be active between April 19 and May 28, 2026, with the shower expected to peak from the late night of May 5 into the pre-dawn hours of May 6, 2026. Unlike 2025, moonlight will interfere this year, as a bright waning ...

Monday, November 23

“Supermoon” Night Over San Francisco 2026
Monday, November 23 – 11:59 pm - Ends at 7:00 am | Cost: FREE | San Francisco Bay Area
"Supermoon" Night Over San Francisco 2026

Thanks to an optical illusion in the sky, the moon will appear bigger and brighter than normal in the San Francisco Bay Area in the night, during what astronomers call a “supermoon.” Because the sun is about 50,000 miles closer to the earth than at ...

Wednesday, December 23

Last “Supermoon”of 2026 Over San Francisco
Wednesday, December 23 – 4:45 pm - Ends at 11:59 pm | Cost: FREE | San Francisco Bay Area
Last "Supermoon"of 2026 Over San Francisco

Thanks to an optical illusion in the sky, the moon will appear bigger and brighter than normal in the San Francisco Bay Area in the night, during what astronomers call a “supermoon.” Because the sun is about 50,000 miles closer to the earth than at ...