Obs. : 2024-03-31
Planet	Ly alpha (photons/cm^2/sec)
Mercury    8.616e+08
Venus      8.771e+08
Earth      8.102e+08
Mars       8.810e+08
Jupiter    8.593e+08
Saturn     8.771e+08
Uranus     8.593e+08
Neptune    8.764e+08
Pluto      8.684e+08