When you look up at the sky and see the sun beaming down at you, it’s hard to tell how truly big it is. So consider this: 1.3 million duplicates of Earth could comfortably fit inside of it, according ...

CAPE CANAVERAL, Fla. - Back on April 12, 1981, the space shuttle roared to life for the first time. Columbia lifted off from Kennedy Space Center carrying two astronauts – a moonwalker, John Young, ...