SpaceX launched 21 Starlink internet satellites from Florida's Space Coast early Monday morning (Dec. 23) and landed the returning rocket on a ship at sea.

SpaceX launched a new round of 21 Starlink satellites into lower Earth orbit, 13 of which can contact cell phones directly.

The first hour of Monday, SpaceX launched a Falcon 9 rocket from Florida, which delivered a batch of Starlink satellites.

On Monday, the telecom company shared that it has opened registration for a Starlink beta program. All T-Mobile customers can register to join the beta program and test out the satellite messaging feature. But spaces are limited, and T-Mobile is prioritizing first responder individuals and organizations, said the announcement.

KENNEDY SPACE CENTER, FL – In a midnight spectacle, SpaceX's Falcon 9 rocket soared into the sky at 12:35 a.m. EST on 23 December, delivering 21 Starlink satellites into orbit and breaking its own turnaround record for pad 39A.

Live updates from the launch of the SpaceX Starlink 12-2 mission which lifted off at 12:35 a.m. on Monday, Dec. 23 from KSC Pad 39A.