Board Thread:General Discussion/@comment-27524978-20160210030742/@comment-4383275-20160331021202

Yossipossi wrote: "We made him that costume a few weeks ago."

Basicly, they COULD still be in the same universe, but Sans IS NOT Ness.

There's no connection between those two statements. If you're saying Papyrus can't be a Starman, I agree, but Sans/Ness could have brought the remains of a Starman to the Underworld, hence the "costume" and Papyrus' Starman symbol.