Obs. : 2010-11-15
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.599e+11
Venus      3.618e+11
Earth      3.912e+11
Mars       3.599e+11
Jupiter    3.668e+11
Saturn     3.724e+11
Uranus     3.668e+11
Neptune    3.665e+11
Pluto      3.598e+11