Obs. : 2016-07-04
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.806e+11
Venus      3.903e+11
Earth      3.860e+11
Mars       3.921e+11
Jupiter    4.022e+11
Saturn     3.880e+11
Uranus     3.779e+11
Neptune    3.804e+11
Pluto      3.833e+11