Reaction to death of 'Star Trek' actor Leonard Nimoy

A man adjusts a wreath near the Hollywood Walk of Fame star of actor Leonard Nimoy on Hollywood Boulevard in Los Angeles, California February 27, 2015. Nimoy, famed for his portrayal of Mr. Spock on the "Star Trek" science fiction TV series and movies, has died after battling chronic obstructive pulmonary disease. He was 83. [Photo/Agencies]

"He lived long, he prospered, and he touched us all. RIP Leonard Nimoy," Los Angeles Mayor Eric Garcetti said on Twitter.

"Leonard Nimoy created a positive role model who inspired untold numbers of viewers to learn more about the universe," Space Foundation Chief Executive Officer Elliot Pulham said in a statement. "Many of those people are ardent space supporters and industry leaders today."