I'm willing to give it a try, but I definitely agree that the names should be changed. I acknowledge using "Rare", "Legendary", etc. is a convenient shorthand to clearly get the idea across, but these feel totally out of place for Factorio. They carry the connotations of RPGs or ...

Okay, having re-read everything one more time, I think I can see why the inserter is inserting into the wreck. Like you said, the inserter uses that 1-tile range to determine where to insert into, if anything. I've just noticed these 'problematic' wrecks have hitboxes that are not a whole tile; they...

Heyo, thanks for the reply :D I'm still not sure if this is intentional behavior; allow me to explain further. Regarding the collision box, I tried turning them on and having another look. But the collision box does not appear to be overlapping with the problematic inserters. https://i.imgur.com/gfj...

There are certain places directly adjacent to spaceship wrecks that, if you place an item in with an inserter, the item will go into the wreck. However, these places appear to be empty and not a part of the wreck; in fact, objects can be built on these places. I initially encountered this apparent b...