Obs. : 2014-03-28
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.064e+11
Venus      4.029e+11
Earth      4.392e+11
Mars       4.392e+11
Jupiter    4.359e+11
Saturn     4.338e+11
Uranus     4.134e+11
Neptune    4.075e+11
Pluto      4.130e+11