Obs. : 2008-07-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.516e+11
Venus      3.545e+11
Earth      3.447e+11
Mars       3.576e+11
Jupiter    3.460e+11
Saturn     3.576e+11
Uranus     3.398e+11
Neptune    3.425e+11
Pluto      3.509e+11