Obs. : 2022-03-24
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.477e+08
Venus      7.736e+08
Earth      7.585e+08
Mars       7.736e+08
Jupiter    7.655e+08
Saturn     7.688e+08
Uranus     7.224e+08
Neptune    7.477e+08
Pluto      7.789e+08