SpaceX relaunched the Falcon 9 rocket for the 20th time late Friday, April 12. It was carrying 23 of the company’s Starlink internet satellites to orbit from Florida’s Cape Canaveral Space Force Station. According to the company’s website, the Falcon 9 first stage used for the flight was previously reflown 19 times, setting a new reusability mark. The mission lifted off on the 43rd anniversary of the first launch of NASA’s reusable spacecraft, the space shuttle – particularly Columbia – in 1981. Space.com reported that the Falcon 9 first stage landed off the coast of Florida aboard the company…