Linux users or those running a Raspberry Pi observatory.
: Because it is no longer actively sold, some legacy astronomy communities treat it as "abandonware," but there is no official "free version" released by the creator. Alternatives skymap pro 12 free
Crucially, this data is derived from the Hubble Guide Star Catalog and the UCAC4 star catalog. For the visual observer, this means you rarely encounter a star in your eyepiece that isn't on the app map. It allows for extremely precise star-hopping, essential for tracking down faint fuzzies with a manual telescope. Linux users or those running a Raspberry Pi observatory
: Official sales of SkyMap Pro 12 ceased around October 2020 after the final physical copies were sold. For the visual observer, this means you rarely
: Widely considered the "successor" to classic desktop planetarium software like SkyMap Pro, it is free, open-source, and features a massive database of over 600,000 stars in its default package.