Virgin Orbit has launched their first satellite, acutally 10 nano-satellites, for the first time dropping their launch rocket from an airplane at 35,000 feet.
https://spaceflightnow.com/2021/01/18/virgins-satellite-launcher-reaches-orbit-on-second-try/
https://spaceflightnow.com/2021/01/18/virgins-satellite-launcher-reaches-orbit-on-second-try/