Good morning, CoSoNauts ... T+12 hours, no side effects so far from the #COVID19 bivalent booster. When I had my first shot, the butt-kicking began at T+15 hours, so we'll see ...
In the next message, a little Space trivia ...
Here's an example of the use of "X" by the Army ... It's a 1958 #JPL documentary about the launch of Explorer 1, the first U.S. satellite, on January 31, 1958. The satellite was placed on a modified Army Redstone called a Jupiter-C or Juno 1, but it's really a Redstone. Anyway,you'll see X used throughout the documentary. #Space #NASA