• NASA and Future Explorers – What Does It Take to Become an Astronaut? (Updated) http://stemmatch.net/blog/2015/december/14/so-you-want-to-become-an-astronaut-what-does-it-take/ 5 comments 31/12/2015

• What it takes to become a NASA astronaut https://public.tableau.com/app/profile/vinodh/viz/WhatittakestobecomeaNASAAstronaut/NASA 4 comments 27/6/2023 dataisbeautiful
• What it takes to become a NASA Astronaut? Astronaut requirements http://www.nasa.gov/audience/forstudents/postsecondary/features/f_astronaut_requirements.html 4 comments 24/6/2012 space
• I’m a NASA astronaut, and here’s what it takes to become a space voyager http://qz.com/549218/im-a-nasa-astronaut-and-heres-what-it-takes-to-become-a-space-voyager/ 11 comments 16/11/2015 space