Obs. : 2023-02-11
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.845e+08
Venus      9.167e+08
Earth      9.781e+08
Mars       9.644e+08
Jupiter    9.373e+08
Saturn     9.010e+08
Uranus     9.432e+08
Neptune    9.338e+08
Pluto      8.845e+08