Obs. : 2010-11-24
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.884e+11
Venus      3.796e+11
Earth      3.822e+11
Mars       3.884e+11
Jupiter    3.779e+11
Saturn     3.778e+11
Uranus     3.779e+11
Neptune    3.807e+11
Pluto      3.882e+11