On-board flight computers halt the countdown with just over a minute remaining because of a temperature problem.
The launch of a rocket made mostly from 3D-printed parts had to be aborted at the last minute because of a temperature problem.
California-based Relativity Space was attempting to launch the 33-metre rocket, called Terran, from a former missile site at Cape Canaveral in Florida.
About 85% of Terran is made of 3D parts printed at the company’s factory in Long Beach, California – including its engines.
