Credit: Apollo 8, the first manned mission to the moon, entered lunar orbit on Christmas Eve, Dec. 24, 1968. That evening, the astronauts-Commander Frank Borman, Command Module Pilot Jim Lovell, and Lunar Module Pilot William Anders-held a live broadcast from lunar orbit, in which they showed pictures of the Earth and moon as seen from their spacecraft.

Earth Day 2016 events in the D.C. area

The USA Science & Engineering Festival kicks off this weekend

Look up! The April sky sights are upon us

Before Flint: D.C.’s drinking water crisis was even worse

Global Astronomy Month launches in April

New dinosaur species in tyrannosaur family discovered