Obs. : 2022-10-17
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.762e+08
Venus      8.762e+08
Earth      7.672e+08
Mars       7.966e+08
Jupiter    7.646e+08
Saturn     7.936e+08
Uranus     7.788e+08
Neptune    7.709e+08
Pluto      8.051e+08