Obs. : 2016-06-09
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.907e+11
Venus      3.966e+11
Earth      3.859e+11
Mars       3.878e+11
Jupiter    4.032e+11
Saturn     3.859e+11
Uranus     3.931e+11
Neptune    3.924e+11
Pluto      3.868e+11