Obs. : 2016-09-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.917e+11
Venus      3.917e+11
Earth      3.953e+11
Mars       3.828e+11
Jupiter    3.917e+11
Saturn     3.882e+11
Uranus     4.100e+11
Neptune    3.883e+11
Pluto      3.868e+11