Obs. : 2012-09-21
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.318e+11
Venus      3.945e+11
Earth      4.428e+11
Mars       4.756e+11
Jupiter    4.049e+11
Saturn     4.489e+11
Uranus     4.385e+11
Neptune    4.494e+11
Pluto      4.738e+11