Obs. : 2010-03-16
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.686e+11
Venus      3.695e+11
Earth      3.830e+11
Mars       3.782e+11
Jupiter    3.663e+11
Saturn     3.811e+11
Uranus     3.663e+11
Neptune    3.631e+11
Pluto      3.636e+11