Obs. : 2024-12-09
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.420e+08
Venus      8.869e+08
Earth      9.065e+08
Mars       9.195e+08
Jupiter    8.929e+08
Saturn     8.700e+08
Uranus     8.847e+08
Neptune    8.711e+08
Pluto      9.004e+08