Obs. : 2014-05-31
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.927e+11
Venus      3.888e+11
Earth      3.714e+11
Mars       3.572e+11
Jupiter    3.937e+11
Saturn     3.584e+11
Uranus     3.891e+11
Neptune    3.959e+11
Pluto      3.826e+11