Obs. : 2014-08-08
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.531e+11
Venus      3.899e+11
Earth      3.714e+11
Mars       3.378e+11
Jupiter    3.787e+11
Saturn     3.378e+11
Uranus     3.910e+11
Neptune    3.774e+11
Pluto      3.639e+11