Obs. : 2025-03-13
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.220e+08
Venus      9.190e+08
Earth      9.365e+08
Mars       9.281e+08
Jupiter    9.121e+08
Saturn     9.025e+08
Uranus     9.135e+08
Neptune    9.190e+08
Pluto      8.658e+08