Obs. : 2014-02-01
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.930e+11
Venus      4.047e+11
Earth      4.227e+11
Mars       4.069e+11
Jupiter    4.225e+11
Saturn     3.976e+11
Uranus     3.987e+11
Neptune    3.930e+11
Pluto      4.047e+11