Obs. : 2024-02-11
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.778e+08
Venus      8.801e+08
Earth      9.581e+08
Mars       8.801e+08
Jupiter    8.556e+08
Saturn     8.449e+08
Uranus     8.556e+08
Neptune    8.542e+08
Pluto      8.801e+08