Obs. : 2016-10-17
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.075e+11
Venus      4.074e+11
Earth      3.860e+11
Mars       4.001e+11
Jupiter    4.037e+11
Saturn     4.035e+11
Uranus     3.895e+11
Neptune    3.967e+11
Pluto      4.001e+11