Obs. : 2010-03-08
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.660e+11
Venus      3.712e+11
Earth      3.685e+11
Mars       3.726e+11
Jupiter    3.660e+11
Saturn     3.586e+11
Uranus     3.712e+11
Neptune    3.580e+11
Pluto      3.409e+11