Obs. : 2013-11-30
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.299e+11
Venus      4.120e+11
Earth      3.967e+11
Mars       4.145e+11
Jupiter    3.958e+11
Saturn     4.299e+11
Uranus     3.839e+11
Neptune    3.884e+11
Pluto      4.120e+11