Obs. : 2016-10-18
Planet	Ly alpha (photons/cm^2/sec)
Mercury    4.143e+11
Venus      4.024e+11
Earth      3.850e+11
Mars       3.966e+11
Jupiter    4.118e+11
Saturn     3.986e+11
Uranus     3.891e+11
Neptune    3.967e+11
Pluto      3.966e+11