Majel Barrett Roddenberry, actress and widow of Star Trek creator Gene Roddenberry, passed away today at her home in Los Angeles at the age of 76 after a battle with leukemia.

Barrett Roddenberry had been in the news recently, having just completed work as the voice of the USS Enterprise’s computer in the upcoming release of JJ Abrams’ Star Trek. She had been the voice of the ship’s computer in the all the Trek televisions series and in several of the movies. She also starred in the original 1960s series as Nurse Chapel after first starting out as a different character in the show’s pilot. In later years, the actress also played the reoccurring role of Deanna Troi’s mother Lwaxana Troi on Star Trek: The Next Generation.

Barrett Roddenberry also did many non-Star Trek parts including The Lucy Show and Leave it to Beaver, many older movies, and also made appearances on other science fiction shows such as Andromeda and Babylon 5. She even was the voice of the ship’s computer in an episode of Family Guy.

In addition to her acting contributions, Barrett Roddenberry was integral in keeping her husband’s beloved creation alive after his passing in 1991 and made it a point to go to Star Trek conventions to interact with the fans of the ever-growing franchise.