Obs. : 2010-11-07
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.850e+11
Venus      3.828e+11
Earth      3.882e+11
Mars       3.882e+11
Jupiter    3.866e+11
Saturn     3.799e+11
Uranus     3.866e+11
Neptune    3.868e+11
Pluto      3.873e+11