Obs. : 2022-12-05
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.943e+08
Venus      7.821e+08
Earth      8.486e+08
Mars       8.473e+08
Jupiter    8.377e+08
Saturn     8.165e+08
Uranus     8.486e+08
Neptune    8.377e+08
Pluto      8.024e+08