Star Trek legend Leonard Nimoy who died aged 83 after 47 years on the greatest sci-fi franchise of all

Nimoy, pictured with his wife Susan in October, had been in and out of hospital for months receiving treatment for the illness 

Leonard Nimoy, 83, passed away at his Bel Air, Los Angeles home on Friday morning, his wife Susan confirmed. Nimoy sent a final heartbreaking tweet on Monday urging fans to 'live long and prosper'. The star, who was first cast in Star Trek in 1966, suffered from COPD - chronic obstructive pulmonary disease - and was rushed to the UCLA Medical Center after a 911 call on February 19.