Obs. : 2022-05-13
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.890e+08
Venus      7.895e+08
Earth      8.070e+08
Mars       7.839e+08
Jupiter    7.877e+08
Saturn     7.808e+08
Uranus     7.827e+08
Neptune    7.877e+08
Pluto      7.731e+08