Obs. : 2022-07-27
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.701e+08
Venus      8.721e+08
Earth      7.376e+08
Mars       8.352e+08
Jupiter    7.987e+08
Saturn     7.376e+08
Uranus     8.352e+08
Neptune    7.624e+08
Pluto      7.546e+08