276K views · 7K reactions | NASA took a major step toward redefining...

SpaceX launched the NROL-48 mission at 10:38am PDT (17:38 UTC) aboard Falcon 9 booster B1081-18 from Space Launch Complex 4E at the Vandenberg Space Force Base in California, sending the eleventh batch of satellites for a national reconnaissance constellation to low-Earth orbit. Just under eight minutes later, after completing its mission, the booster returned to planet Earth, landing at Vandenberg’s Landing Zone 4. This completes the 538th mission of a Falcon 9 rocket and is SpaceX’s 124th miss

Here's a look back at an X-15 documentary from NASA - National Aeronautics and Space Administration. | National Museum of the U.S. Air Force