Obs. : 2014-05-24
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.233e+11
Venus      3.965e+11
Earth      3.914e+11
Mars       3.969e+11
Jupiter    4.337e+11
Saturn     3.949e+11
Uranus     3.881e+11
Neptune    3.809e+11
Pluto      3.895e+11