SUNSET: 
How Did the Ancients Predict Eclipses? The Saros Cycle
Before the advent of computers or even a working theory of the solar system, the ancients predicted solar eclipses. How did they do it?
How to Observe the October 14th Annular Solar Eclipse
If you'll be in the path of the October 14, 2023, annular eclipse, here's what you can look for as the Moon covers the face of the Sun.
The History of Baily’s Brilliant Beads
Discover the observations of astronomer Francis Baily as he watched sunlight bead along the lunar limb during an 1836 annular eclipse.
How Rare Is a Solar Eclipse?
There are two solar eclipses every year — so why are they so rare?
Astrophotography: Tips & Techniques
Eclipse Photographer’s Checklist
For those preparing to photograph a total solar eclipse, Fred Espenak shares his eclipse photography checklist.
