Mini-Satellite Formations on BR-Rundschau TV

Prof. Schilling presented satellite formations for Earth observation on BR Fernsehen (Bavarian TV). The usefulness of mini-satellites in formation to observe specific events like volcanic ash-cloud was specially highlighted during the news feed which can be found at the URL below. The part regarding satellites begins at approximately 08 minutes and 20 seconds into the video.  

[Link to official video BR.de]