Obs. : 2014-07-03
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.601e+11
Venus      3.601e+11
Earth      4.579e+11
Mars       4.475e+11
Jupiter    3.583e+11
Saturn     4.489e+11
Uranus     3.711e+11
Neptune    4.154e+11
Pluto      4.579e+11