Obs. : 2016-12-24
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.335e+11
Venus      3.410e+11
Earth      3.349e+11
Mars       3.404e+11
Jupiter    3.204e+11
Saturn     3.273e+11
Uranus     3.336e+11
Neptune    3.404e+11
Pluto      3.335e+11