--- description: From when they were just matching toddlers title: Astronaut Twins: Mark and Scott Kelly, the Early Years image: https://static.time.com/v3/assets/bltea6093859af6183b/bltdce5e3f400917c3c/69876f5255a859194fa84cfe/mark-sott-kelly-astronaut-012.jpg?branch=production&width=3840&quality=75&auto=webp&crop=16:9 ---  * [Science](/section/science/) ## Science Update your preferences in [Account Settings](/account/preferences/) Close * [Space](/tag/space/) ## Space Update your preferences in [Account Settings](/account/preferences/) Close # Astronaut Twins: Mark and Scott Kelly, the Early Years by [TIME Photo](/author/time-photo/) ## TIME Photo Update your preferences in [Account Settings](/account/preferences/) Close Dec 18, 2014 12:00 PM CUT  At age 1, Scott, left, and Mark with their mother, Patricia Kelly in Oct. 1965. At age 1, Scott, left, and Mark with their mother, Patricia Kelly in Oct. 1965.Courtesy Mark and Scott Kelly by [TIME Photo](/author/time-photo/) ## TIME Photo Update your preferences in [Account Settings](/account/preferences/) Close Dec 18, 2014 12:00 PM CUT  At age 1, Scott, left, and Mark with their mother, Patricia Kelly in Oct. 1965. Courtesy Mark and Scott Kelly  Scott and Mark on their porch in 1965. Courtesy Mark and Scott Kelly  At age 2, Mark and Scott in 1966 Courtesy Mark and Scott Kelly  Mark and Scott building a snowman in West Orange, N.J in Dec. 1966. Courtesy Mark and Scott Kelly  At age 3, Scott, left, and Mark wearing matching attire in 1967. Courtesy Mark and Scott Kelly  Mark, left and Scott with their mother, Patricia Kelly at the Turtle Back Zoo in West Orange, N.J in Aug. 1967. Courtesy Mark and Scott Kelly  At age 4, Mark, left, and Scott in April 1968. Courtesy Mark and Scott Kelly  At age 6, Mark, left, and Scott at the beach on the Jersey Shore in 1970 Courtesy Mark and Scott Kelly  Mark and Scott at home in West Orange, N.J. on Christmas Day in 1970. Courtesy Mark and Scott Kelly  At age 7, Scott, right, was the pitcher and Mark played second base in 1971. Courtesy Mark and Scott Kelly  At age 8, Mark, left, and Scott at home in West Orange, N.J in April 1972. Courtesy Mark and Scott Kelly  At age 10, Scott, left, and Mark with their mother Patricia Kelly in 1974. Courtesy Mark and Scott Kelly  At age 15, Scott, left, and Mark with their father, Richard Kelly in 1979\. Richard retired as a Captain from the West Orange, N.J., Police Department. Courtesy Mark and Scott Kelly ```json [{"@context":"https://schema.org","@type":"NewsArticle","@id":"https://time.com/3637118/astronaut-twins-mark-and-scott-kelly-the-early-years/","mainEntityOfPage":{"@type":"WebPage","@id":"https://time.com/3637118/astronaut-twins-mark-and-scott-kelly-the-early-years/"},"headline":"Astronaut Twins: Mark and Scott Kelly, the Early Years","datePublished":"2014-12-18T12:00:59.000Z","dateModified":"2026-05-11T05:06:38.073Z","description":"From when they were just matching toddlers","url":"https://time.com/3637118/astronaut-twins-mark-and-scott-kelly-the-early-years/","keywords":["Space","NASA","photography","Astronaut","scott kelly"],"thumbnailUrl":"https://static.time.com/v3/assets/bltea6093859af6183b/bltdce5e3f400917c3c/69876f5255a859194fa84cfe/mark-sott-kelly-astronaut-012.jpg?branch=production&width=1200&quality=75&auto=webp&crop=1200:675&height=675","author":[{"@type":"Person","name":"TIME Photo","jobTitle":null,"url":"https://time.com/author/time-photo/"}],"articleSection":"Science","image":[{"@type":"ImageObject","url":"https://static.time.com/v3/assets/bltea6093859af6183b/bltdce5e3f400917c3c/69876f5255a859194fa84cfe/mark-sott-kelly-astronaut-012.jpg?branch=production&width=1200&quality=75&auto=webp&crop=1200:675&height=675","width":1200,"height":675,"headline":"October 1965: Scott, left, and Mark with TK","caption":"October 1965: Scott, left, and Mark with TK","creditText":"Courtesy Mark and Scott Kelly","representativeOfPage":true}],"publisher":{"@type":"Organization","name":"Time","url":"https://time.com/","logo":{"@type":"ImageObject","url":"https://time.com/images/logo.png","width":528,"height":156},"foundingDate":"March 3, 1923","sameAs":["https://www.facebook.com/time","https://www.instagram.com/time/?hl=en","https://twitter.com/time","https://www.pinterest.com/timemagazine"]}},{"@context":"https://schema.org","@type":"BreadcrumbList","itemListElement":[{"@type":"ListItem","position":1,"item":{"@id":"/section/science/","name":"Science"}},{"@type":"ListItem","position":2,"item":{"@id":"/tag/space/","name":"Space"}},{"@type":"ListItem","position":3,"item":{"@id":"https://time.com/3637118/astronaut-twins-mark-and-scott-kelly-the-early-years/","name":"Astronaut Twins: Mark and Scott Kelly, the Early Years"}}]}] ```