Below you find some rendering of our weather balloon glider concept. The glider is hanging on the main payload of the balloon like a bat. The main payload serving as a kind of relay satellite. The glider is sending the data to the main payload. The main payload is sending the data to the ground station:
The released glider:
The glider over Chernobyl, measering the radiation:
The glider detecting an over-ground atomic bomb test:
Many other applicabilityies would be thinkable... Author: M. Bindhammer, Team Selene