Obs. : 2024-09-18
Planet	Ly alpha (photons/cm^2/sec)
Mercury    1.019e+09
Venus      1.017e+09
Earth      9.048e+08
Mars       9.431e+08
Jupiter    9.428e+08
Saturn     9.048e+08
Uranus     9.228e+08
Neptune    9.084e+08
Pluto      9.102e+08