Obs. : 2015-01-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.831e+11
Venus      4.867e+11
Earth      4.430e+11
Mars       4.885e+11
Jupiter    4.403e+11
Saturn     4.335e+11
Uranus     4.721e+11
Neptune    4.852e+11
Pluto      4.831e+11