Obs. : 2024-07-29
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.613e+08
Venus      9.613e+08
Earth      9.170e+08
Mars       9.831e+08
Jupiter    9.997e+08
Saturn     9.176e+08
Uranus     9.831e+08
Neptune    9.222e+08
Pluto      9.423e+08