Obs. : 2014-08-09
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.893e+11
Venus      4.078e+11
Earth      3.698e+11
Mars       3.434e+11
Jupiter    3.984e+11
Saturn     3.434e+11
Uranus     3.908e+11
Neptune    3.749e+11
Pluto      3.652e+11