On Aug. 22, 1963, U.S. Air Force Captain Joe Walker flew an X-15 rocket plane higher than any pilot had ever flown before. See how it happened in our On This Day in Space video series.
- Lego Movie World Opening at Florida Park
- On This Day in Space! ISS Astronauts Toss ‘SuitSat’ Overboard
- See the Whirlpool Galaxy Through the Eyes of the NASA’s ‘Great Observatories’
- This Is the Purest Beam of Light in the World
- Hyperfast Shock Waves from a Supernova Heat Atoms to Blazing-Hot Temperatures