Obs. : 2012-06-03
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.507e+11
Venus      4.507e+11
Earth      4.448e+11
Mars       4.698e+11
Jupiter    4.511e+11
Saturn     4.616e+11
Uranus     4.446e+11
Neptune    4.290e+11
Pluto      4.448e+11