Own the Stars
If you want more stars, and more sky, consider purchasing TheSky Professional Edition Database Add On. Access 160 GB of native star catalogs, TheSky-optimized star catalogs, including 1.7 billion stars from the Gaia star catalog, the complete photographic Digitized Sky Survey (10x compression version) and the AAVSO APASS DR9 database.
- The Database Add On Version 3.0 with the Gaia DR2 subset began shipping in the first quarter of 2021.
- Starting July, 2018 the Database Add On is distributed on a 250 GB external solid-state drive (SSD).