NASA’s twin E-TBEx CubeSats—short for Enhanced Tandem Beacon Experiment—are scheduled to launch in June 2019 aboard the Department of Defense’s Space Test Program-2 launch. The launch includes a total of 24 satellites from government and research institutions. They will launch aboard a SpaceX Falcon Heavy from historic Launch Complex 39A at NASA’s Kennedy Space Center in Florida.
Source:
https://phys.org/news/2019-06-twin-nasa-satellites-disruption-space.html