Obs. : 2024-11-18
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.260e+08
Venus      9.352e+08
Earth      8.770e+08
Mars       8.509e+08
Jupiter    8.624e+08
Saturn     9.163e+08
Uranus     8.786e+08
Neptune    9.163e+08
Pluto      9.432e+08