Obs. : 2026-10-02
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.765e+08
Venus      7.765e+08
Earth      7.045e+08
Mars       7.229e+08
Jupiter    7.280e+08
Saturn     6.968e+08
Uranus     7.059e+08
Neptune    7.011e+08
Pluto      7.318e+08