This is a 0.16.x port of Scan New World (GNU GPL v3 license). There are no other changes.

Original 0.15 version - https://mods.factorio.com/mod/ScanNewWorld

If the author(s) request that it be removed so that they can update, I will do so.

Changelog

V0.3.1
- Fixed a bug that broke the initial scan size.

v0.3.0
- Speed up map scanning considerably for large maps.