Looking at the decades that Doctor Who has been on the air, here are all the times that Gallifrey has been destroyed and retconned. In a show about travelling around time and space that has lasted for as long as it has with multiple showrunners and leads, Doctor Who was bound to have continuity errors. One of the most key elements that has been constantly played with in the Doctor Who lore is the Doctor's home planet, Gallifrey.
Gallifrey is home of the Time Lords, the species that the Doctor is apart of. However, even this is now up for debate with the introduction of the Doctor as the Timeless Child in season 12 and the Doctor Who: Flux Timeless Child further retcon. That aside, Gallifrey is both an integral and background part of the series. The planet in the show shapes the Doctor and her friend/nemesis, the Master, and the role they both play in its history. In 2013's 50th Anniversary Special «The Day Of The Doctor,» a Gallifrey-saving mission was even used as a fun way to hint at the Peter Capaldi era. Gallifrey has been referenced in multiple episodes on the show over the past 61 years, and with a continued presence in television spanning over half a century, it's easy to consider Gallifrey to be one of the most iconic planets in science fiction.
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However, Gallifrey's continued destruction-retcon narrative makes its presence shaky in the show. Whether that serves Doctor Who for the better in the long run is up for debate, considering that some revival moments have given more development to the Time Lords and Daleks. Regardless, Gallifrey's multiple destructions made way for significant retcons. It's during the modern-day Doctor
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