Obs. : 2022-09-04
Planet	Ly alpha (photons/cm^2/sec)
Mercury    6.946e+08
Venus      7.391e+08
Earth      7.947e+08
Mars       8.006e+08
Jupiter    7.947e+08
Saturn     7.678e+08
Uranus     8.014e+08
Neptune    7.868e+08
Pluto      7.441e+08