Obs. : 2022-09-07
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.120e+08
Venus      7.164e+08
Earth      8.249e+08
Mars       7.996e+08
Jupiter    8.249e+08
Saturn     8.037e+08
Uranus     8.092e+08
Neptune    8.250e+08
Pluto      7.898e+08