Obs. : 2011-11-23
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.753e+11
Venus      4.753e+11
Earth      4.570e+11
Mars       4.562e+11
Jupiter    4.326e+11
Saturn     4.622e+11
Uranus     4.238e+11
Neptune    4.391e+11
Pluto      4.708e+11