Jata Jata was an Osumaran who was a companion of the Twelfth Doctor . The Doctor rescued Jata from being stranded on Earth and they had several adventures together on the voyage back to Jata ' s homeplanet Osumare . History . Stuck on Earth . In the 19th century , Jata left Osumare in an alnitak class Q7 starship . In 1899 , Jata crashed onto Earth in Wyoming and was found by Clint Currie . Deciding to " make the best of [ the ] barbaric world " , Jata helped Currie commit crimes . Jata became the mastermind behind a number of big - time hold - ups and robberies . Because the black star on Jata ' s forehead was unique on Earth , Jata was put on wanted posters that identified Jata as Currie ' s horse . Three months after Jata came to Earth , the Twelfth Doctor found his crashed spaceship . He came to a town that Currie ' s gang were committing a robbery in . While Currie ' s gang were robbing a train , the Doctor came to the tree which Jata was tied to . Jata willingly came with the Doctor and the Doctor left a regular white horse with a black star painted on its forehead in Jata ' s place . Without the Osumaran to guide him , Currie was caught and arrested by the town ' s sheriff . The Doctor then offered to take Jata back to Osumare . ( COMIC : " From the Horse ' s Mouth " ) Travelling with the Doctor . Along the way to Osumare , the Doctor and Jata had several detours . ( COMIC : " Fear Buds " et al ) After Jata expressed an interest in educational systems , the Doctor took him to a school in early 21st century England . After they discovered that all of the students had become violent mindless zombies , Jata allowed the Doctor to ride him to safety . Jata and the Doctor realised that Ralph , the only student to escape the " zombie " students , was actually a Mkali who was responsible for the goings - on at the school . The Doctor phoned Ralph ' s mum and got her to fix all the damage Ralph had done . Jata let the back - to - normal students pet and groom him . ( COMIC : " Fear Buds " ) Coming to Dacea for its interesting plantlife , Jata and the Doctor accidentally became guests at the royal marriage of Syllience and Arcanbryte . When Bowack ' s pirates seemingly kidnapped Arcanbryte , Jata and the Doctor chased after them . Jata revealed his ability of flight to the Doctor when Bowack ' s sled took to the skies . Jata got onto Bowack ' s zeppelin the ventilation shaft s , where he and the Doctor learned that Arcanbryte actually loved Bowack . Conveniently , King Syllience was actually in love with Dorella . The Doctor and Jata attended the double wedding of Syllience and Dorella and Arcanbryte and Bowack . ( COMIC : " Royal Wedding " ) On Bode 215 , Jata and the Doctor encountered a colonel who was planning on eradicating the local giant worms with drone s . The Doctor met up with the worms and destroyed the drones pretty much by himself . ( COMIC : " Night of the Worms " ) Investigating reports of irregular behaviour among schoolchildren on Earth in the 2010s , Jata and the Doctor witnessed an alien harvesting the minds of several students to form part of a Super Mind . Jata and the Doctor used the TARDIS to go to the alien ' s space station , where they confronted the alien and tricked it into being absorbed into its Super Mind . Once all the students were rescued from the Super Mind , Jata helped calm them by giving free " pony rides " . ( COMIC : " Killer App " ) Personality . Jata occasionally commented on how he enjoyed travelling with the Doctor . ( COMIC : " Night of the Worms " ) He enjoyed eating apple s . ( COMIC : " From the Horse ' s Mouth " , " Night of the Worms " ) Jata considered human s to be inferior ; calling Earth a barbaric planet . ( COMIC : " From the Horse ' s Mouth " ) When the Doctor introduced him to the human colony Bode 215 , Jata ' s first question was " have [ the humans ] made a mess of it yet ? " . ( COMIC : " Night of the Worms " ) Behind the scenes . All of the stories to feature Jata were written by Andrew Cartmel . During Jata ' s time as a regular companion in the " Doctor Who Adventures " comic , the magazine saw major changes . Because the magazine became published bi - monthly , stories written for late 2016 were pushed back to 2017 . Jata became the first companion original to DWA to be in a comic published while another companion ( Bill Potts ) was with the Doctor on television .