
This computer rendering shows AMELIA (Advanced Model for Extreme Lift and Improved Aeroacoustics), a possible future hybrid wing body-type subsonic…

NASA Shuttle Launch Director Michael Leinbach monitored the launch countdown from Firing Room Four of the Launch Control Center at…

This artist's concept shows a possible future subsonic aircraft using a boxed- or joined-wing configuration to reduce drag and increase…

Hydro Impact Basin (HIB) Orion Multi-Purpose Crew Vehicle (MPCV) Boilerplate Test Article (BTA) drop test from July 21, 2011.Credit: NASA/Sean…

Hydro Impact Basin (HIB) Orion Multi-Purpose Crew Vehicle (MPCV) Boilerplate Test Article (BTA) drop test from July 21, 2011.Credit: NASA/Sean…

NASA Deputy Administrator Lori Garver and Commander Chris Ferguson talk underneath the space shuttle Atlantis shortly after Ferguson and the…

NASA Administrator Charles Bolden, left, and NASA Kennedy Space Center Director Robert Cabana walk along the Shuttle Landing Facility runway…

Workers measured and marked in bright red the letters "MLG" at the spot where space shuttle Atlantis' main landing gear…

After completing the STS-135 mission, space shuttle Atlantis is rolled over to the Orbiter Processing Facility shortly after landing at…

This unprecedented view of the space shuttle Atlantis, appearing like a bean sprout against clouds and city lights, on its…