Obs. : 2014-08-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.219e+11
Venus      3.287e+11
Earth      4.221e+11
Mars       3.760e+11
Jupiter    3.219e+11
Saturn     3.894e+11
Uranus     3.915e+11
Neptune    4.181e+11
Pluto      4.146e+11