Obs. : 2017-05-11
Planet	Ly alpha (photons/cm^2/sec)
Mercury    3.853e+11
Venus      3.847e+11
Earth      3.700e+11
Mars       3.750e+11
Jupiter    3.585e+11
Saturn     3.743e+11
Uranus     3.853e+11
Neptune    3.863e+11
Pluto      3.779e+11