#kilogram

Satellite capabilities may soon proliferate as widely as drones. Researchers say commercial battery densities are close to making cheap solar-powered planes that can fly for months at 60-80,000 feet a reality.

Future(s) Studies·lughnasadh·about 22 hours ago

#futurology #redditfuturology #watt #kilogram #solar

"the researchers identified 500 watt-hours per kilogram as an important threshold for the energy density of a solar stratospheric aircraft’s battery.…

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Satellite capabilities may soon proliferate as widely as drones. Researchers say commercial battery densities are close to making cheap solar-powered planes that can fly for months at 60-80,000 feet a reality.