‘Asteroid Day’ is a good time to learn about the threat of space rocks

On June 30th, 1908, more than 770 square miles of remote Russian forest were obliterated from the face of the Earth when a relatively small meteor, estimated at only around 400 feet across, unleashed 15 megatons of energy above the Stony Tunguska Riv...

NASA dominated space and social media in 2016

"We all have a thirst for wonder," American astronomer Carl Sagan wrote in his sci-fi novel Contact. "It's a deeply human quality." And it's partly thanks to this "thirst" that NASA had the space game on lock this year, even though it doesn't have ac...