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如果公司和政府公开宣布建立和发射所有的网络，或称 "巨型卫星星座"，那么在未来几年，地球轨道上可能会增加数万颗卫星，以提供宽带互联网。其数量之多，可能意味着整夜都能看到数百个，对天空的影响是人类历史上前所未有的。意大利帕多瓦大学的天文学家、国际天文学联盟（IAU）的前秘书长皮耶罗-本维努蒂说：“这些星座正在极大地改变太空的使用方式。” 他和其他天文学家一直在通过国际天文学联盟工作，以提高国际社会对巨型卫星星...
Since I started working at Planet, I kept hearing about Cloud Optimized GeoTIFFs (COGs). My colleague Chris Holmes even wrote a post explaining what they are and how they’re useful. I decided to implement a Go library to be able to work with COGs. Much of Planet’s satellite imagery is in the GeoTIFF format, including this nice image of Los Angeles from our February 2018 Global Basemap: An image of Los Angeles from Planet’s February 2018 Basemap. ©2018 Planet Labs Inc, CC BY-SA 4.0. As a first step to writing a library, I needed to learn about 1) Cloud Optimized GeoTIFFs, 2) GeoTIFFs in...