Obs. : 2014-02-13
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.286e+11
Venus      4.496e+11
Earth      3.939e+11
Mars       4.012e+11
Jupiter    3.904e+11
Saturn     4.120e+11
Uranus     3.965e+11
Neptune    4.286e+11
Pluto      4.496e+11