Obs. : 2024-12-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.805e+08
Venus      9.250e+08
Earth      8.827e+08
Mars       8.651e+08
Jupiter    9.006e+08
Saturn     9.078e+08
Uranus     9.037e+08
Neptune    9.108e+08
Pluto      9.495e+08