Obs. : 2011-12-09
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.362e+11
Venus      4.329e+11
Earth      4.561e+11
Mars       4.603e+11
Jupiter    4.286e+11
Saturn     4.450e+11
Uranus     4.325e+11
Neptune    4.418e+11
Pluto      4.329e+11