Obs. : 2016-06-24
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.969e+11
Venus      3.937e+11
Earth      3.889e+11
Mars       3.937e+11
Jupiter    3.994e+11
Saturn     3.889e+11
Uranus     4.005e+11
Neptune    3.852e+11
Pluto      3.808e+11