Obs. : 2022-07-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.994e+08
Venus      7.814e+08
Earth      8.696e+08
Mars       8.271e+08
Jupiter    8.306e+08
Saturn     8.437e+08
Uranus     8.187e+08
Neptune    8.323e+08
Pluto      8.696e+08