Reports describing this morning's lunar eclipse are beginning to trickle in to our offices in Cambridge, Massachusetts.
Mark your calendars for August 21, 2017 — when the Moon's umbral shadow will race coast to coast across the United States for the first time in nearly a century.
Looking at the Sun is harmful to your eyes at any time, partial eclipse or no. Fortunately, there are many easy ways to watch the show safely.
A total eclipse of the Sun is a spectacular sight. With a little preparation and advance planning, you can capture your own souvenir portrait of this awe-inspiring sight.
Using a safe solar filter, it's easy to photograph a partial solar eclipse.
Lunar eclipses are leisurely affairs a pleasure to watch and photograph.