From the article:
Balloons outfitted with innovative steering devices and robot probes could be the future of planetary exploration. Dr. Alexey Pankine, a fellow at the NASA Institute for Advanced Concepts (NIAC), presented an analysis of balloon applications for planetary science at the World Space Congress in Houston, Texas last month. His study, entitled Directed Aerial Robot Explorers or DARE, is funded by NIAC.
Read the full article here: SpaceDaily-DARE-for-Planetary-Exploration.pdf (1128 downloads)
MORE ABOUT PLANETARY BALLOONS
Read more about Planetary Balloons here