40
there is not an age limit but the youngest was 25 years old , so i would say 25 !!! trust me that is the answer the youngest astronaut is 25 years old ! your welCOME ! :)
25
Emmett Chappelle was born in Phoenix, Arizona on October 25, 1925.
About 25 to 20 million years old according to researchers at the Smithsonian Tropical Research Institute in Panama, the University of Potsdam in Germany and Ecopetrol in Colombia.
2010- 24 years old2011- 25 years old2012- 26 years old2013- 27 years old2014- 28 years old2015- 29 years old2016- 30 years old
John Worsfold is 49 years old (birthdate: September 25, 1968).
Will Smith was born September 25, 1968 - making him 42 years old.
US economist John A. List is 49 years old (birthdate: September 25, 1968).
Heather Stewart-Whyte is 49 years old (birthdate: September 25, 1968).
Today - 1952 1968-09-25 was released on: USA: 25 September 1968
Will Smith was born on the 25 of September 1968 oh if only he was younger will smith was born on the 25 of September 1968 oh if only he was younger
Will Smith was born on September 25, 1968
The Mike Douglas Show - 1961 1968-09-25 was released on: USA: 25 September 1968
Will Smith was born on September 25, 1968.
Will Smith was born on September 25, 1968.
Hans F. K. Günther died on September 25, 1968 at the age of 77.
Will Smith was born on September 25, 1968.