Korean space startup Innospace Co. plans to launch the country's first commercial orbital rocket this week following three delays, according to the company Monday. The Hanbit-Nano rocket is scheduled to lift off from the Alcantara Space Center in Brazil at 3:45 p.m. Monday (local time), or 3:45 a.m. Tuesday (Korean time), according to company officials. The Hanbit-Nano vehicle will carry eight payloads, including five satellites, and deploy them into a 300-kilometer low orbit. If successful, Innospace will become the first private Korean company to place a customer satellite into orbit. The two-stage vehicle employs a 25-ton thrust hybrid engine that powers the first stage, and the second stage is backed by a liquid methane and oxygen engine. The launch has been postponed three times since the company's original plan to blast off on Nov. 22. It was first delayed to last Wednesday due to a defect in avionics electronics and was later rescheduled for Friday. On Friday, the launch attempt was delayed due to an issue with a fuel tank, after which the launch operator suspended the attempt and po