Obs. : 2014-09-07
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.980e+11
Venus      4.029e+11
Earth      4.054e+11
Mars       4.035e+11
Jupiter    4.081e+11
Saturn     4.035e+11
Uranus     4.023e+11
Neptune    4.054e+11
Pluto      4.082e+11