Until 2015, it also included a bonus CD-ROM with software programs, latest astronomical photographs, written materials and 'classic' episodes of The Sky at Night from the BBC archives (from 2015, the monthly content was moved online).
Previously, the publication also featured a complimentary CD-ROM containing software programs, up-to-date celestial photographs, written articles, and vintage episodes of The Sky at Night from the BBC library (starting in 2015, the regular content shifted to an online platform).