Obs. : 2024-06-27
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.906e+08
Venus      9.902e+08
Earth      1.044e+09
Mars       9.054e+08
Jupiter    9.744e+08
Saturn     9.844e+08
Uranus     9.378e+08
Neptune    9.530e+08
Pluto      1.044e+09