Obs. : 2024-04-24
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.959e+08
Venus      9.674e+08
Earth      9.411e+08
Mars       1.035e+09
Jupiter    9.278e+08
Saturn     1.071e+09
Uranus     9.278e+08
Neptune    1.035e+09
Pluto      1.095e+09