Obs. : 2022-06-09
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.258e+08
Venus      7.337e+08
Earth      7.928e+08
Mars       7.310e+08
Jupiter    7.310e+08
Saturn     7.259e+08
Uranus     7.337e+08
Neptune    7.240e+08
Pluto      7.543e+08