Obs. : 2026-03-08
Planet	Ly alpha (photons/cm^2/sec)
Mercury    7.178e+08
Venus      7.207e+08
Earth      7.191e+08
Mars       7.178e+08
Jupiter    7.129e+08
Saturn     7.207e+08
Uranus     7.158e+08
Neptune    7.207e+08
Pluto      7.322e+08