Obs. : 2014-03-17
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.147e+11
Venus      4.042e+11
Earth      4.170e+11
Mars       4.136e+11
Jupiter    4.320e+11
Saturn     4.067e+11
Uranus     4.389e+11
Neptune    4.147e+11
Pluto      4.012e+11