Obs. : 2014-07-13
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.526e+11
Venus      4.526e+11
Earth      3.875e+11
Mars       3.653e+11
Jupiter    4.166e+11
Saturn     3.708e+11
Uranus     4.642e+11
Neptune    4.296e+11
Pluto      3.912e+11