Interesting Engineering on MSN8 天
Starlink rival: China’s SpaceSail set to provide satellite internet in Brazil
Qianfan is one of two Chinese megaconstellations aimed at challenging Starlink’s dominance. The other, Guowang, also known as ...
来自MSN2 个月
NASA's solar sailing spacecraft is tumbling – but that's part of the plan
NASA has announced its experimental ACS3 solar-sailing spacecraft is working as expected, after it was spotted tumbling in the night sky.… The 80 m2 (860 sq ft) Advanced Composite Solar Sail ...