Obs. : 2016-11-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.892e+11
Venus      3.843e+11
Earth      4.053e+11
Mars       3.895e+11
Jupiter    4.018e+11
Saturn     3.843e+11
Uranus     4.096e+11
Neptune    4.038e+11
Pluto      3.895e+11