Eclipse Essentials

All the products and tips you need to get the best from of this year's special cosmic event

Eclipses aren’t really uncommon, but this year on 21 August, the United States will have a special view. For the first time since 1918, a total eclipse will cross from the East to the West Coast. That said, not everywhere will have the perfect view of the phenomenon, as the eclipse has a path of totality that will pass through from Oregon to South Carolina. …

The Sun Might Be Bigger Than We Thought

Perhaps surprisingly, we don’t know the sun’s size—at least, not as accurately as we know the Earth or the moon. When working with Google Maps (to measure the sun’s shadow) and his own models, Xavier Jubier realized something was off with the measurements, “For me, something was wrong somewhere, but that’s all I could say,” Jubier tells Space.com. Apparently this year’s solar eclipse will help …