Oh my god, he really did it. President Trump really did the one thing you’re not supposed to do during a solar eclipse.

Observed from the ground, the total solar eclipse happening on August 21, when the Moon completely blocks your view of…

For about three hours on August 21st, power grid operators across the United States will be confronted with a sudden…

On August 21st, a shadow produced by a total solar eclipse will travel from the USA’s Pacific coast right through to…

We normally observe solar eclipses from our perspective here on the surface—or even from an airplane—but this image…

In anticipation of tomorrow’s total solar eclipse—and to meet the requests of diehard eclipse chasers—Alaska Airlines…

The first total lunar eclipse of 2015 will begin Saturday, April 4th at 6:16 a.m. EDT (3:16 a.m. PDT). You’ll want to…

For last week's solar eclipse, astronomer Glenn Schneider chartered a plane to fly through the vast shroud of darkness…

A perfect recipe to enjoy the weekend: just watch these videos of today's solar eclipse over and over again from…

Do you live inside the swath of red depicted in this map? If so, you're one of the few people on Earth able to…

During a total solar eclipse, our view of the Sun's disk is blocked entirely by the Moon. The Sun's corona, however,…

Do you live in northern Australia? Lucky you — you're one of the few people on Earth who will be able to watch today's…