Hernandez, whose Twitter account is astro_jose, can be followed at:
Hernandez, who considers Stockton, Calif., his hometown, grew up in a migrant farming family, travelling each year between Mexico and California. He did not learn English until the age of 12.
It will be the first shuttle mission to feature two Latino astronauts. Danny Olivas, who also is of Mexican descent, is among Hernandez's six crewmates.
For Hernandez's complete biography, visit:
@linkhref='http://www.jsc.nasa.gov/Bios/htmlbios/hernandez-jm.html 'target="-blank">www.jsc.nasa.gov/Bios/htmlbios/hernandez-jm.html /link
For more information about the STS-128 mission, visit: