Eclipse safety tips video

A team led by the Southwest Research Institute will use airborne telescopes aboard NASA research aircraft to study the solar corona and Mercury’s surface during this summer’s total solar eclipse.

Messier 77 (NGC 1068 and Arp 37) is an impressive spiral galaxy in Cetus that presents face-on to our Earthly perspective.

Solar eclipses are relatively rare; they happen when the Moon moves directly and precisely in front of the Sun. Why are they so infrequent, and why do solar eclipses always come in pairs with lunar eclipses?