Obs. : 2013-06-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.385e+11
Venus      4.385e+11
Earth      4.280e+11
Mars       4.413e+11
Jupiter    4.396e+11
Saturn     4.493e+11
Uranus     4.368e+11
Neptune    4.214e+11
Pluto      4.242e+11