Obs. : 2024-12-29
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.368e+08
Venus      9.866e+08
Earth      9.705e+08
Mars       9.705e+08
Jupiter    1.068e+09
Saturn     1.014e+09
Uranus     1.097e+09
Neptune    1.045e+09
Pluto      9.448e+08