Obs. : 2024-03-23
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.129e+08
Venus      9.231e+08
Earth      9.600e+08
Mars       9.214e+08
Jupiter    9.118e+08
Saturn     9.231e+08
Uranus     8.990e+08
Neptune    9.241e+08
Pluto      9.145e+08