Obs. : 2024-09-28
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.596e+08
Venus      9.402e+08
Earth      1.021e+09
Mars       9.489e+08
Jupiter    9.681e+08
Saturn     1.032e+09
Uranus     9.778e+08
Neptune    1.021e+09
Pluto      1.048e+09