[{"n": "Alfred Worden", "u": "/e/astronauts-and-space-pioneers/alfred-worden/", "s": "Apollo 15 command module pilot; performed first deep-space spacewalk; holds record for farthest distance from "}, {"n": "Anousheh Ansari", "u": "/e/astronauts-and-space-pioneers/anousheh-ansari/", "s": "First female self-funded space tourist and CEO of XPRIZE Foundation."}, {"n": "Arnaldo Tamayo Méndez", "u": "/e/astronauts-and-space-pioneers/arnaldo-tamayo-m-ndez/", "s": "First Cuban and Latin American in Earth orbit."}, {"n": "Charles Duke", "u": "/e/astronauts-and-space-pioneers/charles-duke/", "s": "The youngest Moonwalker"}, {"n": "Charles Simonyi", "u": "/e/astronauts-and-space-pioneers/charles-simonyi/", "s": "Software architect, businessman, and twice a private spaceflight participant."}, {"n": "Chris Hadfield", "u": "/e/astronauts-and-space-pioneers/chris-hadfield/", "s": "First Canadian to walk in space and command the ISS."}, {"n": "Christa McAuliffe", "u": "/e/astronauts-and-space-pioneers/christa-mcauliffe/", "s": "Teacher and payload specialist who died in the Challenger disaster."}, {"n": "Dennis Tito", "u": "/e/astronauts-and-space-pioneers/dennis-tito/", "s": "Dennis Tito is an American who spent nearly eight days in orbit as a crew member of ISS EP-1, a visiting missi"}, {"n": "Ed White (astronaut)", "u": "/e/astronauts-and-space-pioneers/ed-white-astronaut/", "s": "First American to walk in space; died in Apollo 1 fire."}, {"n": "Edgar Mitchell", "u": "/e/astronauts-and-space-pioneers/edgar-mitchell/", "s": "Apollo 14 astronaut who walked on the Moon and studied consciousness."}, {"n": "Franklin Chang-Díaz", "u": "/e/astronauts-and-space-pioneers/franklin-chang-d-az/", "s": "Costa Rican-born plasma physicist who flew seven Space Shuttle missions and now builds plasma rockets."}, {"n": "Gherman Titov", "u": "/e/astronauts-and-space-pioneers/gherman-titov/", "s": "Second to orbit Earth, first to sleep and vomit in space."}, {"n": "Guion Bluford", "u": "/e/astronauts-and-space-pioneers/guion-bluford/", "s": "First African American astronaut to fly in space."}, {"n": "Harrison Schmitt", "u": "/e/astronauts-and-space-pioneers/harrison-schmitt/", "s": "Geologist, Apollo 17 astronaut, and former U.S. senator."}, {"n": "Lisa Nowak", "u": "/e/astronauts-and-space-pioneers/lisa-nowak/", "s": "NASA astronaut whose career ended after a felony conviction."}, {"n": "Mae Jemison", "u": "/e/astronauts-and-space-pioneers/mae-jemison/", "s": "First African-American woman to travel into space."}, {"n": "Michael Collins (astronaut)", "u": "/e/astronauts-and-space-pioneers/michael-collins-astronaut/", "s": "Apollo 11 astronaut who orbited the Moon alone."}, {"n": "Phạm Tuân", "u": "/e/astronauts-and-space-pioneers/ph-m-tu-n/", "s": "First Vietnamese cosmonaut and first Asian in space."}]