Welcome to Heliosphan

Solar Energy


Some big picture numbers...

Notes


References

[1] http://www.wolframalpha.com/input/?i=3.6%C3%9710^26+watts&lk=1

[2] Surface area of sphere with radius 1AU ≈ 2.81 * 10^23 m^2
     Earth cross section area ≈ 1.27 * 10^14 m^2
     Earth cross section as propotion of 1AU sphere ≈ 1 / (2.21 * 10^9)

[3] http://earthobservatory.nasa.gov/IOTD/view.php?id=5484

[4] http://en.wikipedia.org/wiki/World_energy_consumption



2011 Colin Green.
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