Obs. : 2016-12-10
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.115e+11
Venus      3.105e+11
Earth      3.021e+11
Mars       3.087e+11
Jupiter    3.049e+11
Saturn     3.123e+11
Uranus     3.042e+11
Neptune    3.077e+11
Pluto      3.115e+11