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ScienceCasts:往返小行星贝努

美国航天局的空间探测器欧西里斯号运行在小行星贝努的轨道上，绘制地图和取样，并在7年后返回地球。欧西里斯号网站：http://www.asteroidmission.org/ 更多信息请访问http://science.nasa.gov/。点击这里查看更多视频：https://alugha.com/NASA

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ScienceCcast：哈勃太空望遠鏡上的手印

在庆祝哈勃太空望远镜成立 25 周年之际，科学家们在反思宇航员是否可以再使用望远镜做更大的探勘并发挥关键作用。访问 http://science.nasa.gov/ 了解更多信息。点击这里查看更多视频：https://alugha.com/NASA 视频于2015年制作

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ScienceCasts: Monitoring Air Quality

A global effort to monitor air quality is in the works as the US, Korea, and the European Union prepare to launch geostationary satellites capable of monitoring pollutants and other aerosols. Visit http://science.nasa.gov/ for more. Click here to see more videos: https://alugha.com/NASA

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ScienceCasts: NASA Embraces Small Satellites

Visit http://science.nasa.gov/ for more. NASA is embracing small satellite designs, from tiny CubeSats to micro-satellites. These miniature marvels are providing many ways to collect science data and to demonstrate new technologies. Click here to see more videos: https://alugha.com/NASA