Obs. : 2013-03-22
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.786e+11
Venus      4.895e+11
Earth      4.012e+11
Mars       4.697e+11
Jupiter    4.244e+11
Saturn     3.960e+11
Uranus     4.697e+11
Neptune    4.786e+11
Pluto      4.197e+11