Obs. : 2014-10-26
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.252e+11
Venus      4.225e+11
Earth      4.344e+11
Mars       4.411e+11
Jupiter    4.300e+11
Saturn     4.263e+11
Uranus     4.556e+11
Neptune    4.625e+11
Pluto      4.510e+11