After a tumultuous battle with pancreatic cancer, the legendary life of beloved Jeopardy host Alex Trebek came to a close on Sunday at the age of 80. The long-time trivia show shared the devastating news on Twitter, reassuring fans that he was surrounded by his love ones during his peaceful passing.

Jeopardy! is saddened to share that Alex Trebek passed away peacefully at home early this morning, surrounded by family and friends. Thank you, Alex. pic.twitter.com/Yk2a90CHIM

— Jeopardy! (@Jeopardy) November 8, 2020

Celebrities quickly took to social media to mourn the monumental loss of the fallen TV legend, and our Dish Nation hosts reflected on his life and legacy.

Alex Trebek was like a family member who I watched every night. I remember going to the set to watch him tape a show before I started my TV career. He was a big influence and one of a kind. Rest In Peace, Alex. https://t.co/B9wq95uRg4

— Ryan Seacrest (@RyanSeacrest) November 8, 2020

RIP to one of the sweetest souls I ever had the chance to spend time with, who was always funny and kind. RIP Mr. Trebek! Love and prayers to Jean and the family!❤️🙏🏾 pic.twitter.com/Q22wqeatzt

— Michael Strahan (@michaelstrahan) November 8, 2020

RIP Alex Trebek. A true, true gentleman and courageous hero. May flights of angels sing thee to thy rest 💛 pic.twitter.com/autbyxnlcs

— Viola Davis (@violadavis) November 8, 2020

Couldn’t we have one nice weekend? A kind gentleman whose excellence was so consistent, it was easy to take for granted. Rest well, Mr. Trebek. https://t.co/Zq7RN6kSKk

— Jimmy Kimmel (@jimmykimmel) November 8, 2020

I was obsessed with Jeopardy as a nerdy kid growing up in Ohio. I’ve loved and revered Alex Trebek since I can remember. What an iconic career. RIP Alex Trebek.

— John Legend (@johnlegend) November 8, 2020

It was always a privilege to be in the presence of #AlexTrebek. You hung on to his every word. @TJHolmes brings us a look back at the legacy of the @Jeopardy host after his valiant fight with pancreatic cancer. Tributes continuing to pour in from around the world coming up @GMA pic.twitter.com/rI8ST4Jsw4

— Robin Roberts (@RobinRoberts) November 9, 2020

Alex Trebek hosted Jeopardy for 36 years. What an incredible career and remarkable life. I’m sending love to his family and fans.

— Ellen DeGeneres (@TheEllenShow) November 8, 2020

Alek Trebek, who hosted Jeopardy for 37 years, was diagnosed with stage IV pancreatic cancer in March 2019. In celebration of the one-year anniversary of his diagnosis, Alex shared an update on his progress—elated that he beat the odds and “reached that marker” for a one-year survival rate of 18%.

A one-year update from Alex: pic.twitter.com/W9101suZeZ

— Jeopardy! (@Jeopardy) March 4, 2020

Our thoughts and prayers go out to the family, friends, and fans of Alex Trebek, and may have legacy live on in the hearts of all.

Here are some of Trebek’s best Jeopardy moments.