Obs. : 2023-08-09
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.333e+08
Venus      9.106e+08
Earth      9.320e+08
Mars       9.498e+08
Jupiter    9.528e+08
Saturn     9.320e+08
Uranus     9.385e+08
Neptune    9.391e+08
Pluto      9.189e+08