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.

Blue Origin scrubbed the launch of its new heavy-lift rocket early Monday, once again postponing the maiden flight of its New Glenn rocket.

Jeff Bezos' Blue Origin readied the company's powerful New Glenn rocket for its delayed but long-awaited maiden flight early Monday, kicking off a high-stakes bid to compete head-to-head with Elon Musk's SpaceX and its industry dominating Falcon family of rockets.