Obs. : 2010-06-26
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.694e+11
Venus      3.709e+11
Earth      3.770e+11
Mars       3.843e+11
Jupiter    3.657e+11
Saturn     3.913e+11
Uranus     3.657e+11
Neptune    3.710e+11
Pluto      3.851e+11