The Ziyuan-1 02C satellite was launched, the Ziyuan-3 01 and 02 stereo mappingsatellites have achieved double star networking and operating.
“资源一号”02C星成功发射、“资源三号”01、02立体测绘卫星实现双星组网和业务化运行。
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Israeli EROS small mappingsatellites plan is briefly introduced at first. Then, the paper presents the main technical parameters, features and working method of the first EROS satellite in detail.
Much of the shuttle’s business—launching the Hubble telescope, putting up satellites, mapping the Earth—could have been done by unmanned craft, at a fraction of the $174 billion the programme cost.