最令航天业担忧的是钇供应紧张。钇是高温防护涂层中的关键成分,可防止发动机和涡轮在高温下“熔化”,一旦无法定期施涂相关涂层,发动机便无法正常服役。
在蓝箭航天,我国自主研制的朱雀三号重复使用液氧甲烷运载火箭,正为二季度的回收复用试验做着最后的准备。“尽管去年底的首飞未能实现软着陆,略有遗憾,但我们获取了真实飞行场景下的上千项关键数据,为后续研发积累了宝贵经验,迈出了关键一步。”蓝箭航天创始人张昌武说。
,推荐阅读服务器推荐获取更多信息
预告中,曾燕红回忆了自己当时登上珠峰的过程,并称当时唯一不能做的就是放弃。,更多细节参见搜狗输入法2026
TheNational_News
Under the original Artemis architecture, NASA planned on multiple versions of the SLS rocket, ranging from the "Block 1" vehicle currently in use to a more powerful EUS-equipped Block 1B and eventually an even bigger Block 2 model using advanced solid rocket boosters. The latter two versions required use of a taller mobile launch gantry, already well under construction at the Kennedy Space Center.