Obs. : 2026-03-26
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.402e+08
Venus      7.380e+08
Earth      8.004e+08
Mars       7.402e+08
Jupiter    7.996e+08
Saturn     7.233e+08
Uranus     7.646e+08
Neptune    7.233e+08
Pluto      7.486e+08