搜索结果: 1-4 共查到“国际动态 天文学 satellites”相关记录4条 . 查询时间(0.109 秒)
NSF-Funded Research To Forecast Space Weather,Protect The Power Grid,Pipelines And Satellites
NSF Forecast Space Weather,Power Grid Pipelines Satellites
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2017/12/19
While Earth's weather reports center on precipitation, temperature, wind direction and velocity, and humidity, space weather forecasts attempt to predict activity that occurs on the sun -- and how the...
Study: Global rainfall satellites require massive overhaul
Global rainfall satellites massive overhaul
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2015/3/4
Circling hundreds of miles above Earth, weather satellites are working round-the-clock to provide rainfall data that are key to a complex system of global flood prediction – with flooding only expecte...
Powering cube satellites（图）
cube satellites rocket platform
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2010/2/24
Right now, 10 to 15 Rubik’s Cube-sized satellites are orbiting high above Earth. Known as cube satellites, or “CubeSats,” the devices help researchers conduct simple space observations and measure cha...
U.S. Earth-Observing Satellites in Jeopardy, American Association for the Advancement of Science Board Cautions
space-science climate change
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2007/5/8
30 April 2007，As U.S. policy-makers prepared for hearings on space-science and climate-change research, American Association for the Advancement of Science is warning that budget cuts are threatening ...