Obs. : 2024-02-07
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.667e+08
Venus      8.745e+08
Earth      9.100e+08
Mars       8.745e+08
Jupiter    8.614e+08
Saturn     8.526e+08
Uranus     8.652e+08
Neptune    8.498e+08
Pluto      8.745e+08