Obs. : 2019-08-10
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.516e+11
Venus      3.525e+11
Earth      3.499e+11
Mars       3.558e+11
Jupiter    3.467e+11
Saturn     3.507e+11
Uranus     3.643e+11
Neptune    3.510e+11
Pluto      3.479e+11