But, as the first line in the artile states, "The Russian refit of their former Gorshkov VSTOL carrier into the STOBAR Indian Aircraft Carrier Virkamaditya is complete and the vessel has been launched for sea trials", it is in fact a pretty significant redesign of the Gorshkov, taking off all of that weaponry upfront and extending the landing/take off deck to the bow with a ski-jump.
The site the story links to explains in more detail.
The Soviets were also working ona nuclear powered supercarrier called Ulyanovsk. It was 40% comlete when it was canceled in November 1991.