Obs. : 2011-11-09
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.628e+11
Venus      4.628e+11
Earth      5.040e+11
Mars       4.627e+11
Jupiter    5.039e+11
Saturn     4.391e+11
Uranus     4.908e+11
Neptune    4.821e+11
Pluto      4.684e+11