Obs. : 2009-06-03
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.603e+11
Venus      3.527e+11
Earth      3.561e+11
Mars       3.557e+11
Jupiter    3.458e+11
Saturn     3.790e+11
Uranus     3.426e+11
Neptune    3.458e+11
Pluto      3.561e+11