[Spoiler Alert]
2014: "It was originally announced for release in 2014 during the Kickstarter campaign"
Source:
https://en.wikipedia.org/wiki/Star_Citizen
2015: "Fall 2015 First Episode of Squadron 42 release"
Source:
https://www.youtube.com/watch?v=a1GU....be&t=1h32m43s
2016: “SQ42 was announced originally in a Kickstarter campaign in 2012 together with Star Citizen. After the implementation of more Stretch goals (the last stretch goal was achieved 2014-11-10) the release was subsequently postponed. After CitizenCon in 2015, a new homepage "Answer the Call" showed the date 2016. At CitizenCon 2016 Roberts confirmed a delay of the game.”
https://i.ibb.co/zPPwHqD/2016.jpg
https://i.ibb.co/sq1VNQk/2016-2.jpg
https://i.ibb.co/LJbwdL1/2016-3.png
https://starcitizen.tools/Squadron_42
http://media.kotaku.foxtrot.future.n...lease-date.png
https://web.archive.org/web/20161214...lease-date.png
2017: "During tonight's Citizencon livestream, Cloud Imperium Games announced that Squadron 42, Star Citizen's single player campaign, will not meet its 2016 release date."
https://i.ibb.co/PWRv7Dw/2017.jpg
https://i.ibb.co/WKC3CJc/2017-2.jpg
web.archive.org/web/20161106004215/https://robertsspaceindustries.com/squadron42
web.archive.org/web/20190103031332/https://www.kotaku.co.uk/2016/10/10/star-citizen-single-player-campaign-delayed-into-2017
2020: “Cloud Imperium Games, the company behind the long-awaited space sim Star Citizen, have made a big announcement. Squadron 42, the single player offshoot of Star Citizen, is going to enter the beta stages some time in mid-2020.”
https://www.gosunoob.com/star-citize...nnounced-2020/
….
"You will of course notice that our target beta date for Squadron 42 has moved back by 12 weeks in today's roadmap update"
https://www.eurogamer.net/articles/2...ths-to-q3-2020
….
“We will not be in beta this calendar year — that’s one thing I absolutely know,” Brian Chambers said in the video below. “And once we do have the dates that us internally and leadership and the team are confident that we have dates that we believe we can hit, with all the data we have together, we’ll share that to everybody as soon as we can.”
https://www.kotaku.com.au/2020/10/st...2-delay-again/
[/Spoiler Alert]