Obs. : 2022-06-01
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.261e+08
Venus      8.185e+08
Earth      7.270e+08
Mars       7.946e+08
Jupiter    7.946e+08
Saturn     7.388e+08
Uranus     8.261e+08
Neptune    7.697e+08
Pluto      7.312e+08