Obs. : 2024-10-27
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.333e+08
Venus      9.533e+08
Earth      1.060e+09
Mars       9.814e+08
Jupiter    1.034e+09
Saturn     1.055e+09
Uranus     1.047e+09
Neptune    1.058e+09
Pluto      1.003e+09