Obs. : 2016-08-22
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.771e+11
Venus      3.771e+11
Earth      3.850e+11
Mars       3.871e+11
Jupiter    3.771e+11
Saturn     3.871e+11
Uranus     3.763e+11
Neptune    3.816e+11
Pluto      3.865e+11