With SpaceX now launching its reusable Falcon 9 rocket up to several times a week, the U.S. company has quickly become a giant of global spaceflight. It's a far cry from the days of America's Space ...

Add Yahoo as a preferred source to see more of our stories on Google. The Space Shuttle Challenger explodes shortly after lifting off from Kennedy Space Center, in Florida, on Jan. 28, 1986. All seven ...

Growing up in the USA in the 1960s I was captivated by the space programme as we raced the Soviet Union to the Moon. Most of my generation can tell you where they were when Neil Armstrong and Buzz ...