搜尋結果
Startup Ursa Major advances US hypersonic capabilities with new engine
Reuters· 7 日前Ursa Major, a startup rocket motor maker, has successfully test-fired its new Draper engine more than 50 times on the ground ...
India's Agnikul launches 3D-printed rocket in suborbital test after initial delays
TechCrunch· 7 日前After two years of preparation and four delays over the past several months due to technical ...