Obs. : 2014-03-25
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.807e+11
Venus      3.848e+11
Earth      4.288e+11
Mars       4.343e+11
Jupiter    3.893e+11
Saturn     4.288e+11
Uranus     3.817e+11
Neptune    3.807e+11
Pluto      3.925e+11