Obs. : 2013-06-24
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.177e+11
Venus      4.177e+11
Earth      4.390e+11
Mars       4.276e+11
Jupiter    4.263e+11
Saturn     4.302e+11
Uranus     4.359e+11
Neptune    4.364e+11
Pluto      4.390e+11