Obs. : 2024-02-05
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.261e+08
Venus      9.261e+08
Earth      9.184e+08
Mars       9.261e+08
Jupiter    8.641e+08
Saturn     8.823e+08
Uranus     8.691e+08
Neptune    8.681e+08
Pluto      9.261e+08