A partially-eclipsed super blue blood moon rises over the Coit Tower Wednesday, Jan. 31, 2018, in San Francisco. (AP Photo/Marcio Jose Sanchez)
A partially-eclipsed super blue blood moon sets behind Coit Tower, on Wednesday, Jan. 31, 2018, in San Francisco. (AP Photo/Noah Berger)
A partially-eclipsed super blue blood sets behind the San Francisco-Oakland Bay Bridge on Wednesday, Jan. 31, 2018, in San Francisco.
(AP Photo/Noah Berger)
ABC7 viewers are sharing photos of the super blue blood moon on Wednesday, January 31, 2018. (Adrienne Shubin/Instagram)
ABC7 viewers are sharing their photos of the super blue blood moon on Wednesday, January 31, 2018. (Nelson Champ/Instagram)
A partially-eclipsed super blue blood moon is seen past the tip of the Transamerica Pyramid Wednesday, Jan. 31, 2018, in San Francisco. (AP Photo/Marcio Jose Sanchez)
A partially-eclipsed super blue blood moon sets behind Coit Tower, on Wednesday, Jan. 31, 2018, in San Francisco. (AP Photo/Noah Berger)
A super blue blood moon is reflected on the bay as it sets over the Golden Gate Bridge Wednesday, Jan. 31, 2018, in San Francisco. (AP Photo/Marcio Jose Sanchez)
A partially-eclipsed super blue blood moon sets over the Golden Gate Bridge Wednesday, Jan. 31, 2018, in San Francisco. (AP Photo/Marcio Jose Sanchez)
A partially-eclipsed super blue blood moon sets over the Golden Gate Bridge Wednesday, Jan. 31, 2018, in San Francisco. (AP Photo/Marcio Jose Sanchez)
Photographers take in a view of a super blue blood moon as it sets over the Golden Gate Bridge Wednesday, Jan. 31, 2018, in San Francisco. (AP Photo/Marcio Jose Sanchez)
A partially-eclipsed super blue blood moon sets over the Golden Gate Bridge, top, and over the San Francisco Bay Wednesday, Jan. 31, 2018, in San Francisco. (AP Photo/Marcio Jose Sanchez)
A super blue blood moon sets behind the Golden Gate Bridge Wednesday, Jan. 31, 2018, in San Francisco. (AP Photo/Marcio Jose Sanchez)
A partially-eclipsed super blue blood moon sets behind the Salesforce Tower on Wednesday, Jan. 31, 2018, in San Francisco. (AP Photo/Noah Berger)
A partially-eclipsed super blue blood moon sets behind the Salesforce Tower on Wednesday, Jan. 31, 2018, in San Francisco. (AP Photo/Noah Berger))
ABC7 viewers are sharing photos of the super blue blood moon on Wednesday, January 31, 2018. (Kelly Needleman/Instagram)
ABC7 viewers are sharing their photos of the super blue blood moon on Wednesday, January 31, 2018. (KWOOatCa/Twitter)
ABC7 viewers are sharing photos of the super blue blood moon on Wednesday, January 31, 2018. (Erik Braa/Instagram)