Obs. : 2022-05-03
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.085e+08
Venus      8.849e+08
Earth      8.016e+08
Mars       8.768e+08
Jupiter    8.768e+08
Saturn     8.332e+08
Uranus     8.273e+08
Neptune    8.768e+08
Pluto      8.104e+08