Obs. : 2011-11-17
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.352e+11
Venus      4.352e+11
Earth      4.671e+11
Mars       4.984e+11
Jupiter    4.534e+11
Saturn     4.874e+11
Uranus     4.531e+11
Neptune    4.491e+11
Pluto      4.343e+11