Obs. : 2024-06-22
Planet	Ly alpha (photons/cm^2/sec)
Mercury    9.168e+08
Venus      9.168e+08
Earth      9.106e+08
Mars       9.018e+08
Jupiter    8.958e+08
Saturn     9.841e+08
Uranus     8.902e+08
Neptune    9.841e+08
Pluto      9.231e+08