Obs. : 2024-06-28
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.996e+08
Venus      1.002e+09
Earth      1.047e+09
Mars       9.285e+08
Jupiter    9.653e+08
Saturn     9.837e+08
Uranus     9.653e+08
Neptune    9.474e+08
Pluto      1.047e+09