She said only "thank you," but it was one of the more moving moments of Sunday's Oscars ceremony.
Katherine Johnson, 98, the former NASA mathematician played by Taraji P. Henson in the movie "Hidden Figures," was brought on stage to thunderous applause. She was introduced by Henson, Janelle Monae and Octavia Spencer, who all star in the film as female black mathematicians who helped put NASA ahead in the space race against the Soviet Union. "Hidden Figures" was nominated for best picture.
Taraji P. Henson, Viola Davis and Emma Roberts
Jordan Strauss/Invision/AP
Charlize Theron arrives at the Oscars on Sunday, Feb. 26, 2017, at the Dolby Theatre in Los Angeles.
Jordan Strauss/Invision/AP
Viola Davis arrives at the Oscars on Sunday, Feb. 26, 2017, at the Dolby Theatre in Los Angeles.
Frazer Harrison/Getty Images
Janelle Monae attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Meryl Streep attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Chris Evans, left, and Jeremy Renner arrive at the Oscars on Sunday, Feb. 26, 2017, at the Dolby Theatre in Los Angeles.
Dev Patel, left, and Anita Patel arrive at the Oscars on Sunday, Feb. 26, 2017, at the Dolby Theatre in Los Angeles.
Actors Jackie Chan, left, and Taraji P. Henson greet each other at the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Jessica Biel attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Actor Octavia Spencer attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Kirsten Dunst attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Halle Berry attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Model Chrissy Teigen attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Frazer Harrison/Getty Images
Nicole Kidman attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb.26, 2017 in Hollywood, California.
Ryan Gosling arrives at the Oscars on Sunday, Feb. 26, 2017, at the Dolby Theatre in Los Angeles.
Scarlett Johansson attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Frazer Harrison/Getty Images
Actor Alicia Vikander attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Frazer Harrison/Getty Images
Actors Michelle Williams, left, and Busy Philipps attend the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Producers Pharrell Williams, left, and Mimi Valdes attend the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Jordan Strauss/Invision/AP
Brie Larson arrives at the Oscars on Sunday, Feb. 26, 2017, at the Dolby Theatre in Los Angeles.
Susan Geston, left, and Jeff Bridges arrive at the Oscars on Sunday, Feb. 26, 2017, at the Dolby Theatre in Los Angeles.
Jordan Strauss/Invision/AP
Dakota Johnson arrives at the Oscars on Sunday, Feb. 26, 2017, at the Dolby Theatre in Los Angeles.
Jordan Strauss/Invision/AP
Hailee Steinfeld arrives at the Oscars on Sunday, Feb. 26, 2017, at the Dolby Theatre in Los Angeles.
Frazer Harrison/Getty Images
Taraji P. Henson attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Karlie Kloss attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Emma Roberts attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Frazer Harrison/Getty Images
Celebrity chef Wolfgang Puck presents Oscars cuisine before the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Luz Towns-Miranda, left, and Lin-Manuel Miranda arrive at the Oscars on Sunday, Feb. 26, 2017, at the Dolby Theatre in Los Angeles.
Sofia Boutella attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Isabelle Huppert attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Auli'i Cravalho attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Olivia Culpo unveils a one-of-a-kind Marchesa for Stella Artois gown during the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Sofia Carson attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Actor Ruth Negga attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Cynthia Erivo attends the 89th Annual Academy Awards at Hollywood & Highland Center on Feb. 26, 2017 in Hollywood, California.
Jackie Chan arrives at the Oscars on Sunday, Feb. 26, 2017, at the Dolby Theatre in Los Angeles with his "date" - two stuffed pandas.
The 98-year-old Johnson wore a blue dress and was brought out in a wheelchair during Sunday's ceremony.