Obs. : 2024-06-03
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.570e+08
Venus      9.570e+08
Earth      9.767e+08
Mars       9.244e+08
Jupiter    9.570e+08
Saturn     9.309e+08
Uranus     9.421e+08
Neptune    9.265e+08
Pluto      9.676e+08