Obs. : 2017-01-29
Planet	Ly alpha (photons/cm^2/sec)
Mercury    2.821e+11
Venus      2.712e+11
Earth      2.683e+11
Mars       2.712e+11
Jupiter    2.771e+11
Saturn     2.797e+11
Uranus     2.678e+11
Neptune    2.792e+11
Pluto      2.821e+11