Obs. : 2013-11-06
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.516e+11
Venus      4.234e+11
Earth      4.200e+11
Mars       4.494e+11
Jupiter    4.270e+11
Saturn     4.516e+11
Uranus     4.359e+11
Neptune    4.323e+11
Pluto      4.234e+11