Space Station Zenon #1793 worth

The catalog data I have for "Space Station Zenon #1793" is limited, as the specific item details could not be retrieved. However, based on the information you provided from the search results, the used value listed for the Space Station Zenon #1793 — LEGO Space Set Value (LEGO Space) is $249.99.

Generally, the value of a LEGO set like this is driven by its condition (new vs. used), completeness, and demand from collectors. Since one of the results is unpriced, you may want to check the live eBay listings shown on your screen to compare the current asking prices against the sold value of $249.99 to see what the market is currently willing to pay.