Obs. : 2014-08-19
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.284e+11
Venus      4.041e+11
Earth      3.975e+11
Mars       4.394e+11
Jupiter    4.041e+11
Saturn     4.394e+11
Uranus     3.661e+11
Neptune    3.759e+11
Pluto      4.157e+11