Obs. : 2023-07-26
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.112e+08
Venus      9.112e+08
Earth      9.044e+08
Mars       9.208e+08
Jupiter    9.357e+08
Saturn     9.168e+08
Uranus     9.336e+08
Neptune    9.242e+08
Pluto      8.934e+08