Obs. : 2016-12-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.528e+11
Venus      3.583e+11
Earth      3.660e+11
Mars       3.595e+11
Jupiter    3.446e+11
Saturn     3.514e+11
Uranus     3.592e+11
Neptune    3.627e+11
Pluto      3.583e+11