Obs. : 2022-05-01
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.827e+08
Venus      8.828e+08
Earth      7.921e+08
Mars       8.857e+08
Jupiter    8.828e+08
Saturn     8.416e+08
Uranus     8.010e+08
Neptune    8.857e+08
Pluto      8.286e+08