Obs. : 2014-05-15
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.118e+11
Venus      3.994e+11
Earth      4.322e+11
Mars       4.477e+11
Jupiter    4.213e+11
Saturn     4.462e+11
Uranus     3.994e+11
Neptune    3.974e+11
Pluto      4.210e+11