Obs. : 2022-05-06
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.341e+08
Venus      8.972e+08
Earth      7.841e+08
Mars       8.530e+08
Jupiter    8.859e+08
Saturn     8.301e+08
Uranus     8.681e+08
Neptune    8.859e+08
Pluto      8.122e+08