Obs. : 2024-10-12
Planet	Ly alpha (photons/cm^2/sec)
Mercury    1.057e+09
Venus      1.003e+09
Earth      9.191e+08
Mars       9.902e+08
Jupiter    9.735e+08
Saturn     9.124e+08
Uranus     9.543e+08
Neptune    9.191e+08
Pluto      9.182e+08