Marcia Lucas, the acclaimed editor who won an Oscar for her work on the original 1977 film "Star Wars," has passed away at the age of 80.

A lawyer for her family confirmed on Friday that Lucas died on Wednesday from metastatic cancer in Rancho Mirage, California, with loved ones by her side.

Her contributions to cinema, particularly her pivotal role in shaping the iconic "Star Wars: A New Hope," have left an indelible mark on the industry.

Lucas was married to "Star Wars" creator George Lucas from 1969 to 1983.

Beyond the original "Star Wars," her extensive filmography includes editing credits for 1983's "Return of the Jedi" and George Lucas-directed films such as "THX 1138" and "American Graffiti." Her talent extended to collaborations with director Martin Scorsese in the 1970s, where she was part of the editing team for "Taxi Driver," "Alice Doesn't Live Here Anymore," and "New York, New York."

Often referred to as an unsung hero of "Star Wars," Marcia Lucas played a crucial role in the film's narrative and emotional impact.

She is credited with convincing George Lucas to keep Obi-Wan Kenobi's transformation into a spirit guide after his lightsaber battle with Darth Vader, a decision that significantly influenced Luke Skywalker's journey.

Her skill was particularly evident in assembling complex sequences, such as the climactic rebel attack on the Death Star.

George Lucas himself acknowledged her expertise in a Rolling Stone interview shortly after the film's release, noting the challenge of interweaving a plot story into a dogfight and her ability to cull through vast amounts of footage.

Her work was characterized by its "emotional intelligence, rhythm, and humanity," with a rare ability to bring "heart, momentum, and clarity to the screen," according to a family statement.

This editorial insight was crucial in transforming raw footage into cinematic masterpieces.

After her divorce from George Lucas, she was married to Tom Rodrigues, a production manager at Skywalker Ranch, from 1983 to 1993.

Marcia Lucas is survived by her daughters, Amanda Lucas and Amy Soper, and her grandchildren Felix Hallikainen, Aeliana Hallikainen, and Knox Soper.