23 NOV 2014 · ABOUT 62,000 FT · OVER CALIFORNIA
Sensors, radios and small computers that report from places nobody is watching: a camper van on the road today, and a weather balloon at the edge of space in 2014.
The van's status, its trips on a map, battery and solar history, and commands sent back to the van over satellite.
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The 2014 flight to the edge of space and the trips that tested its tracker: 5 launches and journeys, their photos and video, and 15 journal posts.
Explore the archive →From the flight to the edge of space
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