Obs. : 2012-03-26
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.143e+11
Venus      4.190e+11
Earth      4.314e+11
Mars       4.288e+11
Jupiter    4.203e+11
Saturn     4.280e+11
Uranus     4.143e+11
Neptune    4.133e+11
Pluto      4.131e+11