🛫 On Dec. 22, 1966, the HL-10 Lifting Body took its first flight. Space history is being made right now! 👉 https://trib.al/fd0gxv8 The HL-10 was a heavy-lifting, horizontal landing plane built by the Northrop Corporation. The "HL" in its name stands for "heavy lifting," and the "10" indicates that this was the tenth design in the series. The $1.8 million aircraft was delivered to NASA’s Langley Research Center in Virginia in January of 1966. Nearly a year later, Bruce Peterson piloted the plan