You can watch SpaceX launch more than four dozen Starlink internet satellites on Tuesday. Here's how.

Update for 2:50 pm ET: SpaceX has postponed the launch of its next Starlink mission to no earlier than Tuesday, Jan. 18, due to weather issues. See our updated story below. A SpaceX rocket will launch a new fleet of the company's Starlink internet satellites into orbit Tuesday night (Jan. 18) and you can watch it live online. More

(Source: Space.com - Jan 18)