Obs. : 2024-06-13
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.426e+08
Venus      9.426e+08
Earth      9.672e+08
Mars       9.492e+08
Jupiter    9.569e+08
Saturn     9.351e+08
Uranus     9.569e+08
Neptune    9.374e+08
Pluto      9.593e+08