Private Chinese space launcher builder Landspace has tested a complete methane-burning space-launch main engine, working toward the first flight of the company’s ZQ-2 rocket in 2020. The test also laid the groundwork for a move to higher thrust. Landspace says it fired a TQ-12 engine four times, meeting a target to run it for the first time in May. In the longest test, the engine ran for 20 sec. Starting and shutdown were fast and stable, the company reports, adding that these and ...


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