Obs. : 2022-08-05
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.250e+08
Venus      7.417e+08
Earth      8.162e+08
Mars       8.232e+08
Jupiter    8.285e+08
Saturn     8.090e+08
Uranus     8.232e+08
Neptune    8.273e+08
Pluto      7.586e+08