Obs. : 2023-12-03
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.063e+08
Venus      9.383e+08
Earth      8.273e+08
Mars       8.841e+08
Jupiter    8.109e+08
Saturn     7.800e+08
Uranus     8.273e+08
Neptune    7.877e+08
Pluto      7.743e+08