Obs. : 2015-11-24
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.453e+11
Venus      4.225e+11
Earth      4.359e+11
Mars       4.190e+11
Jupiter    4.179e+11
Saturn     4.453e+11
Uranus     4.587e+11
Neptune    4.723e+11
Pluto      4.676e+11