Stellarium is an app for Ubuntu, developed by Stellarium, with the license オープンソース. The version 0.13.1 (64 bits) only takes up 4.15MB and is available in 日本語, with its latest update on 2014.10.19. This app has been downloaded from Uptodown 7,035 times and is globally ranked number 13358, with a guarantee from VirusTotal, which verifies the app as being 100% 安全. The only requirement to use Stellarium is to have a device with Ubuntu or higher. Other similar and alternative apps such as KStars, Galaxy, Celestia, can also be downloaded directly from Uptodown.