这种图片由热发射和反射接受器研究小组（ASTER）在2009年6月发布，旨在推广这种目前保留了最全最准确地球数据的新型地球数据测量模型。

The ASTER team released this image in June 2009 to promote its new global digital elevation model, which remains the most complete and consistent data set of its kind.

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2009年11月22号，绕地卫星上的热发射和反射接受器捕捉到了这种蓝绿细丝状水藻旋转越过危地马拉的亚提特兰湖。

Terra's ASTER sensor captured this view of filaments of blue-green algae swirling across Guatemala's Lake Atitlán on November 22, 2009.

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