Obs. : 2022-02-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.774e+08
Venus      7.701e+08
Earth      7.519e+08
Mars       7.701e+08
Jupiter    7.781e+08
Saturn     7.815e+08
Uranus     7.617e+08
Neptune    7.746e+08
Pluto      7.774e+08