Obs. : 2024-07-25
Planet	Ly alpha (photons/cm^2/sec)
Mercury    1.041e+09
Venus      1.034e+09
Earth      9.779e+08
Mars       9.405e+08
Jupiter    9.476e+08
Saturn     9.706e+08
Uranus     9.405e+08
Neptune    9.706e+08
Pluto      9.732e+08