Obs. : 2024-12-04
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.161e+08
Venus      9.114e+08
Earth      9.391e+08
Mars       9.676e+08
Jupiter    9.503e+08
Saturn     9.225e+08
Uranus     9.282e+08
Neptune    9.235e+08
Pluto      9.183e+08