Obs. : 2023-03-30
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.036e+08
Venus      9.050e+08
Earth      8.880e+08
Mars       9.042e+08
Jupiter    9.036e+08
Saturn     8.955e+08
Uranus     9.050e+08
Neptune    8.854e+08
Pluto      8.982e+08