目前，全球主要的四大导航系统分别是美国的GPS、欧洲的伽利略、俄罗斯的格洛纳斯和中国的北斗卫星。作为后起之秀，中国的北斗卫星系统最近迎来了一个重大突破。我国北斗三号全球卫星导航系统的最后一颗组网卫星，最快将在本月底从西昌卫星发射中心择机发射。

Ever want to find your device on the map? Think we all do sometimes. The technology you’ll generally use for that is called Global Positioning System (GPS) – listening to a flock of satellites flying ...

The Starlink receivers need positioning and precise timing information to function, and currently the best way to get that information is to use a global navigation satellite system (GNSS) such as GPS ...

The Space Force pressed ahead with R-GPS using the funding it had, even after Congress declined to approve the additional $77 million. A year later, the dynamic has reversed: the Space Force says it ...

当我们还在抱怨手机GPS信号弱时，自然界早已在亿年前就研发出了更精密的内置导航系统。近期，英国剑桥大学与德国亥姆霍兹中心的联合研究团队，在北大西洋海底的白垩纪沉积物中，找到了距今9700万年的磁性化石——这些比细菌还小的微观颗粒，竟是远古生物的“GP ...