Star Trek actor Patrick Stewart has died at his home in Los Angeles aged 86 following a "brief and poignant journey with Alzheimer's disease and Lewy Body Dementia", it has been announced on his social media.

Star Trek and X-Men actor Sir Patrick Stewart has died after a "brief and poignant journey with Alzheimer's".

Sir Patrick Stewart, beloved star of stage and screen who was best known for his roles in the Star Trek and X-Men franchises, has died.

The actor died Wednesday in Los Angeles after “a brief and poignant journey” with Alzheimer’s disease and Lewy body dementia, according to a statement posted to his X account.

Legendary "Star Trek" and "X-Men" actor Patrick Stewart died at his Los Angeles home at 86 following a battle with Alzheimer's disease and Lewy body dementia.

Patrick Stewart, the British actor renowned for playing Captain Jean-Luc Picard in Star Trek and Professor X in X-Men, has died at 86. He passed away at his Los Angeles home following a brief illness involving two forms of dementia.

Sir Patrick Stewart, a revered actor best known for his work on Star Trek, has died. He was 86.

Patrick Stewart, the Emmy and Tony-winning 'Star Trek' actor, is dead at 86.

Patrick Stewart, the classically trained stage actor who scaled the Shakespearean canon and added gravitas to a “Star Trek” franchise and the “X-Men” films, has died. He was 86.

Patrick Stewart, 'Star Trek's' Captain Picard and 'X-Men's Charles Xavier, has died at 86.

Sir Patrick Stewart, beloved for playing Captain Jean-Luc Picard and Professor X, has passed away at 86 following a brief battle with Alzheimer’s disease and Lewy body dementia. Celebrities, Entertainment

Stewart was best known for his roles in the Star Trek and X-Men franchises.

This one seriously hurts. Patrick Stewart has passed away at the age of 86, and I absolutely hate writing those words. I've been a huge fan of this man for a long time, and knowing he's gone breaks my heart. I was introduced to Stewart as a kid when I first started watching Star Trek: The Next

Tributes from across the "Star Trek" franchise are pouring in for Sir Patrick Stewart following the news of his death at 86.

Sir Patrick Stewart, beloved star of stage and screen who was best known for his roles in the Star Trek and X-Men franchises, has died.