Live coverage: First Falcon Heavy blasts off

Live coverage of the countdown and launch of SpaceX’s first Falcon Heavy rocket from pad 39A at NASA’s Kennedy Space Center in Florida. Text updates will appear automatically below. Follow us on Twitter.

Spaceflight Now members can watch a live video feed of pad 39A as the Falcon Heavy is prepared for launch. Become a member today to support our coverage and receive exclusive content.

All Spaceflight Now readers can watch SpaceX’s live webcast of the Falcon Heavy test flight on this page beginning around 15 minutes prior to liftoff.