Yesterday, I released ETL-Astro, a set of Python programs that generate astronomical catalogs in a variety of formats from license friendly data source, allowing for incorporation in GPL-licensed products.
The programs can do the following:
- Extract stars, up to a certain magnitude
- Extract Messier, Caldwell, and Herschel 400 catalogs
- Extract NGC and IC catalogs (requires a minor modification
- Export in a variety of formats, currently: C/C++ headers, SQL