Obs. : 2018-08-26
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.517e+11
Venus      3.494e+11
Earth      3.485e+11
Mars       3.516e+11
Jupiter    3.514e+11
Saturn     3.438e+11
Uranus     3.508e+11
Neptune    3.482e+11
Pluto      3.516e+11