Obs. : 2018-04-15
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.807e+11
Venus      3.780e+11
Earth      3.750e+11
Mars       3.747e+11
Jupiter    3.750e+11
Saturn     3.768e+11
Uranus     3.821e+11
Neptune    3.789e+11
Pluto      3.747e+11