Obs. : 2013-11-12
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.077e+11
Venus      3.981e+11
Earth      4.168e+11
Mars       4.345e+11
Jupiter    4.313e+11
Saturn     4.023e+11
Uranus     4.034e+11
Neptune    4.066e+11
Pluto      3.981e+11