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Rocket revival

Rocket revival

作者:福椭  时间:2019-03-07 06:17:00  人气:

Russia’s Proton rockets are back in business. Last week, a Proton lifted off from the Baikonur Cosmodrome in Kazakhstan—the first since the Central Asian state grounded the rockets in July when one crashed on its territory shortly after launch (New Scientist, 17 July, p 23). Kazakh officials have now accepted a Russian report into the accident which traced the problem to a faulty weld in the rocket’s second stage. Although last week’s launch went according to plan,