Obs. : 2022-03-21
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.955e+08
Venus      7.871e+08
Earth      7.294e+08
Mars       7.871e+08
Jupiter    7.955e+08
Saturn     7.982e+08
Uranus     7.381e+08
Neptune    7.955e+08
Pluto      7.790e+08