Blue Origin will try, try again to launch its heavy-lift New Glenn rocket to orbit for the first time — if the Florida weather cooperates.

Blue Origin officials hope to send their heavy-lift New Glenn rocket on its unmanned maiden voyage into space after 1 a.m. EST, with the mission's goal being to reach orbit before returning to Earth.

The company, started by the Amazon founder Jeff Bezos, reset its countdown clock repeatedly over a period of just over two hours before eventually postponing the test flight to another day.