Obs. : 2024-10-10
Planet	Ly alpha (photons/cm^2/sec)
Mercury    1.021e+09
Venus      9.666e+08
Earth      9.358e+08
Mars       1.043e+09
Jupiter    9.985e+08
Saturn     9.234e+08
Uranus     9.631e+08
Neptune    9.358e+08
Pluto      9.271e+08