A Falcon 9 rocket carrying 21 Starlink spacecraft, including 13 with direct-to-cell capability, is scheduled to lift off from Cape Canaveral Space Force Station today, during a nearly four-hour window that opens at 1:52 p.m. EST (1852 GMT).

A Falcon 9 rocket on the Starlink 12-9 mission carrying 21 Starlink satellites is aiming for liftoff at 1:52 p.m. from Cape Canaveral Space Force Station’s Space Launch Complex 40 during a launch window that runs through 5:37 p.m. Backup windows are available on Saturday beginning at 1:23 p.m.

SpaceX is scheduled to launch its Maxar 3 mission, with two high-resolution commercial satellites on board, from the Kennedy Space Center in Florida on Tuesday after Monday's launch was scrubbed.

The Falcon 9 rocket will send up Starlink 12-9 mission from Space Launch Complex 40 at Cape Canaveral Space Force Station, stated SpaceX . The launch window will open at 1:52 p.m. ET and will close at 5:37 p.m. ET.

Update: SpaceX is now targeting Saturday, Feb. 8 for the launch of Starlink 12-9. Another SpaceX Starlink launch was set for early Friday afternoon, but SpaceX has scrubbed early for unknown reasons.

Depending on weather and clouds, rocket launches from Kennedy Space Center or Cape Canaveral can be seen from Daytona Beach to Melbourne to Vero Beach