Obs. : 2016-10-26
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.783e+11
Venus      3.729e+11
Earth      3.740e+11
Mars       3.747e+11
Jupiter    3.868e+11
Saturn     3.729e+11
Uranus     3.672e+11
Neptune    3.701e+11
Pluto      3.747e+11