In this handout from NASA, the Hubble Space Telescope is grappled to Space Shuttle Atlantis STS-125 by the shuttle's Canadian-built...
NASA
Katherine Johnson performing calculations for space missions at NASA in 1966.Credit: NASA My Remarkable Journey: A Memoir Katherine Johnson, Joylette...
The space shuttle Atlantis sits on a launch pad in Cape Canaveral, Florida, ahead of its final mission in 2011....
The universe is constantly beaming its history to us. For instance: Information about what happened long, long ago, contained in...