Eclipses Over San Antonio

Partial Eclipse

Most recent over San Antonio: August 21, 2017

Annular Eclipse

February 16, 1673
January 27, 1683
March 1, 1737
February 12, 1831
November 22, 1919
April 7, 1940
October 14, 2023

Total Eclipse

July 1, 1079
July 11, 1097
January 21, 1395
May 26, 1397
April 8, 2024

Next US Solar Eclipse: 2044


Difference Between Partial, Annular, and Total Eclipses

Partial Solar eclipse

  • Only part of the Sun is blocked by the Moon
  • This is what you see from the penumbra

Annular Solar Eclipse

  • Occurs when the Moon is further away from the Earth in its orbit
  • This is what you see from the penumbra

Total Solar Eclipse

  • Occurs when the Moon is closer to the Earth in its orbit
  • This is what you see from the umbra

 

Colander shadow

Eclipse Safety

Don’t have a pair of Eclipse Glasses?

You can still experience the eclipse!

As the Moon begins to block the Sun, the light through the pinhole(s) will begin to take a crescent shape!

Other Eclipse Resources

NASA Eclipses site

Eclipse glasses

Hands-on activities

Find out if you’re in the path of totality or where you need to go to find it!

Download Totality App

Solar Eclipse Guide