Obs. : 2024-05-25
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.843e+08
Venus      9.633e+08
Earth      8.513e+08
Mars       1.027e+09
Jupiter    9.633e+08
Saturn     9.843e+08
Uranus     9.633e+08
Neptune    1.016e+09
Pluto      8.861e+08