Aliasing night_sky → night
Link to alias
Reason:
Unnecessary tag that got resurrected.
If it's a starry night, use starry_sky (plus moon where applicable). And for generic night skies, night sky works perfectly.
See also: forum #145221
EDIT: The tag alias night_sky -> night (forum #213252) has been approved by @furrypickle.
Updated by auto moderator