Obs. : 2022-06-14
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.519e+08
Venus      7.603e+08
Earth      8.592e+08
Mars       7.737e+08
Jupiter    7.864e+08
Saturn     8.121e+08
Uranus     7.603e+08
Neptune    7.864e+08
Pluto      8.375e+08