Inside their cleanroom, the team is busy building more modules for future Artemis missions. Each one takes about 18 months to put together but has taken thousands of engineering hours to design. Everything on board has to work perfectly.
Perhaps it’s the biggest question science has left to answer, how did life begin? Now, molecular biologists in Cambridge university have discovered tiny molecules of RNA which they say might provide some clues. Science journalist and author Philip Ball explains what we know and whether we’ll ever find the origins of life on earth.
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在此之前，发动机制造商原本就因波音与空客提升产量以及航空公司对备件需求增加而承受交付压力。美国发动机制造商GE Aerospace、RTX旗下普惠和霍尼韦尔均拒绝评论相关问题。