Obs. : 2014-12-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.137e+11
Venus      4.137e+11
Earth      3.905e+11
Mars       4.122e+11
Jupiter    3.811e+11
Saturn     4.137e+11
Uranus     4.108e+11
Neptune    4.123e+11
Pluto      4.130e+11