Official cause of Anton Yelchin's death revealed

Star Trek actor Anton Yelchin's death has officially been ruled to have been an accident.

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Ed Winter, assistant chief coroner of the Los Angeles County coroner's office, confirmed to People magazine that the Star Trek actor died of accidental "blunt traumatic asphyxia".

The 27-year-old star's body was found on Sunday wedged between his car and the gate of his home in Studio City, California.

A Los Angeles Police Department spokesperson confirmed the actor's car rolled backward down his driveway, causing his death.

Since Anton's passing, a host of celebrities have taken to social media to pay tribute to the actor.

Zachary Quinto penned a touching tribute to his Star Trek co-star, describing him as "enormously talented and generous of heart".

He wrote on Instagram: "our dear friend. our comrade. our anton. one of the most open and intellectually curious people i have ever had the pleasure to know. so enormously talented and generous of heart. wise beyond his years. and gone before his time. all love and strength to his family at this impossible time of grief (sic)"

Meanwhile, Karl Urban, who appears alongside Anton in the upcoming 'Star Trek Beyond', revealed he was devastated by the news.

He wrote: "I can't believe it , I m f*kn hurting bad !(sic)"

Director J.J. Abrams also hailed the "supremely talented" star and lamented his untimely death.

The acclaimed director said on Twitter: "You were brilliant, you were kind, you were funny as hell, and supremely talented.

"And you weren't here nearly long enough. Missing you."

And Justin Lin, who has taken over at the helm of 'Star Trek Beyond', admitted he was in "shock" at the tragic news.

He wrote: "Rest in peace, Anton. Your passion and enthusiasm will live on with everyone that had the pleasure of knowing you."