Obs. : 2015-05-08
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.663e+11
Venus      4.571e+11
Earth      4.934e+11
Mars       4.718e+11
Jupiter    4.637e+11
Saturn     4.865e+11
Uranus     4.830e+11
Neptune    5.016e+11
Pluto      5.015e+11