Obs. : 2012-03-10
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.396e+11
Venus      4.334e+11
Earth      4.241e+11
Mars       4.237e+11
Jupiter    4.334e+11
Saturn     4.218e+11
Uranus     4.444e+11
Neptune    4.430e+11
Pluto      4.377e+11