How do the orbits of stars in the stellar halo generally differ from those in the galactic disk?

Answer

They have highly elongated, often retrograde orbits

Halo stars possess highly elongated, often retrograde orbits, meaning they do not stay confined to the disk's plane but plunge in and out of the galactic center from all angles.

How do the orbits of stars in the stellar halo generally differ from those in the galactic disk?
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