Obs. : 2015-03-27
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.801e+11
Venus      4.631e+11
Earth      5.246e+11
Mars       4.707e+11
Jupiter    5.196e+11
Saturn     5.015e+11
Uranus     4.769e+11
Neptune    4.844e+11
Pluto      4.853e+11