Obs. : 2022-05-11
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.817e+08
Venus      7.833e+08
Earth      7.761e+08
Mars       7.812e+08
Jupiter    7.842e+08
Saturn     7.779e+08
Uranus     7.784e+08
Neptune    7.842e+08
Pluto      7.609e+08