The viewscreen shot of the Uxbridge home - in the original, it was just a fuzzy green square. In the remaster, you can clearly see the house and the cement border.
Is the house element new? If so, that's some incredible attention to detail.
I think the whole planet might be new.
The matte painting of the surface looks different, too. Trees in different places.
Ex-Astris has started putting up observation articles for S3 now: