Based on the Nature article abstract images it appears they were able to image the cloud using the VLT telescope. I got confused about L'-band for a second. Tho

Based on the Nature article abstract images it appears they were able to image the cloud using the VLT telescope. I got confused about L'-band for a second. Thought they were talking about L-band. Feel free to correct me if someone has read the article. [1] http://www.nature.com/nature/journal/vaop/ncurrent/full/nature10652.html http://www.nature.com/nature/journal/vaop/ncurrent/full/natu... [2] http://www.eso.org/public/teles-instr/vlt.html http://www.eso.org/public/teles-instr/vlt.html [edited for mistake]