Obs. : 2014-04-05
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.228e+11
Venus      4.106e+11
Earth      3.971e+11
Mars       3.990e+11
Jupiter    4.039e+11
Saturn     3.975e+11
Uranus     4.285e+11
Neptune    4.166e+11
Pluto      3.972e+11