Up, Up and Away! STEM Summer Camp launches high-altitude balloon into the stratosphere
Younes Baalla, a recent University of Tennessee Space Institute graduate, right, discusses the payload attached to a high-altitude balloon before it is launched by participants of the Hands-On Science Center Air Force STEM Summer Camp. (U.S. Air Force photo/Bradley Hicks)

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Photo by: Bradley Hicks |  VIRIN: 180626-F-IL571-001.JPG