Obs. : 2024-05-13
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.120e+08
Venus      9.100e+08
Earth      1.057e+09
Mars       9.232e+08
Jupiter    9.048e+08
Saturn     9.253e+08
Uranus     9.100e+08
Neptune    9.269e+08
Pluto      9.199e+08