Obs. : 2024-06-10
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.699e+08
Venus      9.240e+08
Earth      9.914e+08
Mars       9.934e+08
Jupiter    9.783e+08
Saturn     9.531e+08
Uranus     9.783e+08
Neptune    9.691e+08
Pluto      9.709e+08