Top 31 Famous Astronauts Who Changed the Course of Space Exploration

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Space exploration has been an area of immense fascination and innovation for humankind for decades. The daring voyages of astronauts have opened up new frontiers and expanded our understanding of the universe we live in. 

Over the years, we have witnessed the contributions of countless astronauts, each one making a significant impact in shaping the future of space exploration. 

In this article, we will delve into the lives and achievements of the most famous astronauts who have changed the course of space exploration forever. From the pioneers who paved the way for space travel to the modern-day explorers pushing the limits of what we know.

Table of Contents

Top famous female astronauts

In a historically male-dominated field, female astronauts have paved the way for future generations of women to explore and make strides in space.

Here are some of the top famous female astronauts in history and their significant contributions to space exploration.

1. Sally Ride – First American woman to go to space

Sally Ride was a physicist and astronaut who became the first American woman to travel to space. She flew on the Challenger STS-7 mission in 1983, which launched from Kennedy Space Center in Florida. 

Ride was also the youngest American astronaut to have flown in space at the time. In addition to being the first American woman in space, Ride also served as a member of the Presidential Commission on the Space Shuttle Challenger Accident. 

She was the first woman to receive the NASA Distinguished Service Medal in 1983.

After retiring from NASA, she founded Sally Ride Science, an organization dedicated to promoting science education for young girls.

2. Kathryn D. Sullivan – First American woman to do a spacewalk

Image Credit: BBC

Kathryn D. Sullivan was an American geologist and astronaut who became the first American woman to do a spacewalk. She was part of the crew of the Space Shuttle Challenger STS-41G mission in 1984, during which she performed the spacewalk. 

In addition to her work with NASA, Sullivan served as the Administrator of the National Oceanic and Atmospheric Administration (NOAA) from 2014 to 2017.

3. Eileen Collins – First female commander of a space shuttle mission

Eileen Collins was an American astronaut and retired colonel in the U.S. Air Force who became the first female commander of a space shuttle mission. 

She commanded the STS-93 mission on the Columbia in 1999, which deployed the Chandra X-Ray Observatory. 

Collins also commanded the STS-114 mission in 2005, which was the first shuttle mission to launch after the Columbia disaster.

Her passion for space and exploration was sparked during her childhood when she was inspired by the Mercury astronauts.

If you have a young daughter who is interested in celestial bodies and space exploration, introducing her to astronomy through a kids telescope could be a great way to foster that curiosity.

Here are two recommended kids telescopes for different age groups:

For children under 5 years old, the GeoSafari Jr. My First Telescope by Educational Insights is a great option. It’s a tabletop telescope with a wide field of view that’s easy to use and designed for little hands. 

For older children ages 8-14, the Celestron 21061 AstroMaster 70AZ Telescope is a good choice. This telescope is easy to set up and use, and it comes with everything your child needs to get started. It also includes a tripod and a StarPointer finderscope to help locate objects easily.

You may also like: Best Telescopes for Kids in 2023 (Read Before Purchase)

4. Sunita Williams – Indian-American astronaut who holds several spacewalking records

Sunita Williams is an Indian-American astronaut and naval aviator who has flown on two long-duration missions to the International Space Station. 

She holds several spacewalking records for female astronauts, including the most spacewalk time by a woman and the most spacewalks by a woman on a single mission. 

5. Karen Nyberg – Astronaut who made a popular toy in space

Karen Nyberg is an American mechanical engineer and astronaut who has flown on two space shuttle missions and a long-duration mission to the International Space Station. 

During her time on the International Space Station, Nyberg became well-known for creating a popular toy that was both educational and fun. Using materials available on the ISS, Nyberg sewed a stuffed dinosaur toy for her son back on Earth. 

The toy became a sensation and inspired children around the world to learn more about space and science.

Top famous male astronauts

Male astronauts have played a major role in shaping space exploration. Here are some of the most famous:

6. Yuri Gagarin – First human to journey into outer space

Image Credit: Wikipedia  

Yuri Gagarin was a Soviet Air Force pilot and cosmonaut who became the first human to journey into outer space on April 12, 1961. 

His flight, lasting 108 minutes, made him an international hero and marked a historic moment in the Space Race between the United States and the Soviet Union.

7. John Glenn – First American to orbit the Earth

Image Credit: NASA

John Glenn was an American astronaut, Marine Corps aviator, and politician. He was the first American to orbit the Earth in 1962 aboard the Friendship 7 spacecraft. 

He was a decorated Marine Corps fighter pilot who flew combat missions during World War II and the Korean War. He also served as a United States senator from Ohio and later returned to space at the age of 77, becoming the oldest person to fly in space.

8. Alan Shepard – First American in space

Image Credit: NASA

Alan Shepard was an American astronaut and naval aviator who became the first American in space on May 5, 1961. He flew aboard the Mercury-Redstone 3 spacecraft and reached an altitude of 116 miles. 

He later became the fifth person to walk on the moon during the Apollo 14 mission. Alan Shepard was inducted into the International Space Hall of Fame in 1977.

9. Michael Collins – Command module pilot on Apollo 11

Michael Collins was an American astronaut who flew on the Apollo 11 mission in 1969. He served as the command module pilot while Neil Armstrong and Buzz Aldrin descended to the lunar surface. 

Collins orbited the moon alone for more than 22 hours while his fellow astronauts explored the surface. He was awarded the NASA exceptional Service Medal in 1969.

10. Chris Hadfield – First Canadian to command the International Space Station

Chris Hadfield is a retired Canadian Space Agency astronaut who served as the first Canadian to command the International Space Station in 2013. He also flew on two Space Shuttle missions and has logged nearly 4,000 hours in space.

Hadfield is known for his social media presence during his time in space and his popular YouTube video where he sang David Bowie’s “Space Oddity” while in orbit.

Top famous black female astronauts

While the number of black female astronauts is still small, these women have made a significant impact in the field of space exploration. 

Here are the most famous black female astronauts

11. Mae Jemison – First black woman to travel to space

Mae Jemison was an American astronaut and physician who became the first black woman to travel to space. She  was a crew member on the Space Shuttle Endeavour in 1992, which focused on life science and materials processing experiments. 

Prior to her career as an astronaut, she studied chemical engineering and African and African-American studies at Stanford University. 

In addition to her work at NASA, Jemison founded the Jemison Group, which develops and implements advanced technologies and is a strong advocate for science education and public health.

You may also like: 13 Incredible Facts About Mae Jemison

12. Stephanie Wilson – Second African American woman to go to Space

Wilson is a veteran of three Space Shuttle missions and has spent a total of 42 days in space. She has served as a robotic arm operator and helped to build the International Space Station.

Prior to her career as an astronaut, Wilson earned a degree in engineering from Harvard University and worked for a consulting firm.

Top famous Hispanic astronauts

Hispanic astronauts have made significant contributions to space exploration. 

Here are three of the most famous.

13. Franklin Chang-Diaz – First Hispanic NASA astronaut to fly in space

Born in San José, Costa Rica, Chang-Diaz became a NASA astronaut in 1981 and went on to fly on seven Space Shuttle missions. 

He has also developed plasma rocket technology that could revolutionize space travel.

14. Ellen Ochoa – First Hispanic woman to travel to space

Ochoa is the first Hispanic woman to go to space and has logged nearly 1,000 hours in orbit over four Space Shuttle missions. Prior to her career as an astronaut, she earned a degree in physics from Stanford University.

Ochoa went on to serve as the Director of NASA’s Johnson Space Center from 2013 to 2018.

She also worked as a researcher at NASA’s Ames Research Center.

15. Michael López-Alegría – First Hispanic astronaut to perform a spacewalk

Alegría is a veteran of three Space Shuttle missions and one International Space Station mission and has logged over 257 days in space. 

He has also served as a test pilot for the U.S. Navy and holds several world records for spacewalking.

Top famous Indian astronauts and their achievements 

India has made remarkable progress in space exploration in recent decades and has produced some of the world’s most prominent astronauts. 

These Indian astronauts have made significant contributions to space exploration and have inspired generations of aspiring scientists and astronauts in India and around the world.

Let’s discuss some of the top famous Indian astronauts who have made their mark in space exploration.

16. Rakesh Sharma – First Indian to travel to space

Rakesh Sharma is a retired Indian Air Force pilot who became the first Indian citizen to travel to space. He flew aboard the Soviet Union’s Soyuz T-11 spacecraft in 1984 as part of the Intercosmos program

Sharma spent a total of 7 days, 21 hours, and 40 minutes in space and conducted various scientific experiments.

17. Kalpana Chawla – First Indian-born woman to travel to space

Kalpana Chawla was the first woman of Indian origin to go to space. She flew on two Space Shuttle missions and spent a total of 31 days in space before tragically losing her life in the Space Shuttle Columbia disaster in 2003

Chawla was a dedicated astronaut and a role model for women and people of Indian heritage around the world.

Top famous astronauts that were scouts

The Boy Scouts of America has a long tradition of promoting STEM education and encouraging young people to pursue careers in science, engineering, and technology. 

Many famous astronauts got their start in scouting and credited the organization with fostering their interest in space exploration.

Here is a list of some famous astronauts who were scouts 

18. James Lovell – Eagle Scout

James Lovell is an American astronaut who served as the commander of the Apollo 13 mission. He was also an Eagle Scout and credits his time in the Boy Scouts with helping him develop leadership skills.

19. Charles Duke – Eagle Scout

Charles Duke, the youngest person to walk on the moon, was a member of the Boy Scouts of America. He became involved in the Boy Scouts of America as a young man and eventually achieved the rank of Eagle Scout. 

After graduating from the US Naval Academy, Duke became a fighter pilot and eventually joined NASA as an astronaut. 

Top famous astronauts to step on the moon

The Apollo program, run by NASA, was one of the most remarkable achievements of the 20th century. From 1969 to 1972, a total of 24 astronauts traveled to the Moon as part of the program. 

The feat of walking on the lunar surface has been accomplished by only a few, making these individuals household names in the history of space exploration.

Let’s look at some of the top famous astronauts to step on the Moon.

20. Neil Armstrong – First man to step on the moon

Neil Armstrong was an American astronaut and the first person to set foot on the moon. He was the commander of the Apollo 11 mission, and on July 20, 1969, he became the first person to walk on the lunar surface. 

His famous quote, “That’s one small step for man, one giant leap for mankind,” has become an iconic statement in human history.

21. Edwin “Buzz” Aldrin – Second man to step on the moon

Edwin “Buzz” Aldrin was the second person to walk on the moon, after Neil Armstrong. As the lunar module pilot on the Apollo 11 mission, Aldrin followed Armstrong onto the moon’s surface just minutes later. 

Aldrin’s contributions to the mission were crucial, as he helped Armstrong navigate the lunar module to a safe landing and assisted with various experiments during their time on the moon.

22. Charles “Pete” Conrad – Third man to step on the moon

Charles “Pete” Conrad was the third person to walk on the moon, as the commander of the Apollo 12 mission. Conrad’s moonwalk was notable for his humor and enthusiasm.

Conrad’s mission also had a number of scientific achievements, including the successful deployment of the Apollo Lunar Surface Experiments Package (ALSEP).

23. Alan Shepard – Fifth and oldest person to step on the moon

Alan Shepard was the first American man to walk on the moon, as the commander of the Apollo 14 mission. Shepard’s moonwalk was notable for his use of a golf club to hit two golf balls on the lunar surface. 

24. Eugene Cernan – Last man to step on the moon

Eugene Cernan holds the distinction of being the last person to walk on the moon, as the commander of the Apollo 17 mission. 

Cernan’s mission also holds a number of scientific records, including the longest total lunar surface extravehicular activities (moonwalks) and the longest time in lunar orbit.

Top famous scientist astronauts 

The category of top famous scientist astronauts comprises individuals who have significant scientific expertise and also trained as astronauts, allowing them to conduct experiments and research in space.

25. Harrison Hagan Schmitt – Geologist

Harrison Hagan Schmitt is an American geologist, retired NASA astronaut, and former US senator from New Mexico. He was the first member of NASA’s scientist-astronaut group to fly in space

In 1972, Schmitt served as the lunar module pilot for Apollo 17, the final manned mission to the moon. 

As a geologist, he was particularly interested in studying the moon’s geology and discovered the “orange soil,” which is a unique lunar sample. 

After leaving NASA, Schmitt went on to serve as a U.S. Senator for New Mexico from 1977 to 1983. He is still active in space-related research and advocacy.

26. Edward George Gibson – Physicists and Engineer 

Edward George Gibson is a former NASA astronaut and a retired United States Navy officer. He is best known for his participation in the Skylab 4 mission, which was the third and final manned visit to the Skylab space station. 

He attended  the University of Rochester, where he earned a Bachelor of Science degree in Engineering. He then joined the United States Navy and served as a fighter pilot before being selected by NASA in 1965 as a member of Astronaut Group 4. 

Top famous astronauts alive today

Let’s explore some of the top famous astronauts that are still alive and active in the space industry.

27. Peggy Whitson – First female commander of the International Space Station

Peggy Whitson is an American biochemist and astronaut who holds the record for the most time spent in space by an American astronaut. 

She has flown on three long-duration missions to the International Space Station and served as the station commander during two of them. 

Whitson also holds the record for the most spacewalks by a female astronaut.

28.  Scott Kelly – American astronaut who spent a year in space

Scott Kelly is an American astronaut who spent a year in space as part of the NASA Twins Study. His first mission was as a pilot of the Space Shuttle Discovery. 

The Twin Study involved astronaut twins Mark and Scott Kelly, with Mark staying on Earth while Scott spent a year in space. 

The study aimed to compare changes in the twins’ bodies due to different environments. The results showed that space travel could cause changes to genes and the immune system, as well as physical changes such as loss of bone and muscle mass.

Kelly is also a published author and has written about his experiences in space in his book, Endurance: A Year in Space, A Lifetime of Discovery.

29. Christina Koch – American astronaut who set the record for the longest single spaceflight by a woman

Christina Koch is an American astronaut who set the record for the longest single space flight by a woman, spending 328 days in space from March 14, 2019, to February 6, 2020. 

During her time on the International Space Station, Koch participated in several scientific experiments. 

30. Samantha Cristoforetti – First Italian woman in space 

Samantha Cristoforetti holds the record for the longest single spaceflight by a European astronaut. She spent 199 days aboard the International Space Station. 

She is also known for being the first person to brew an espresso in space and holds the record for the most espresso shots consumed in space. 

31. Tim Peake – First British ESA astronaut to visit the International Space Station

Tim Peake is a British astronaut who was the first British ESA astronaut to visit the International Space Station and the first to participate in a spacewalk. 

He spent six months aboard the International Space Station in 2015 and has since become a popular science communicator and author. Before becoming an astronaut, Peake was a British Army Air Corps officer and a test pilot. 

If you are an aspiring astronomer fascinated by the study of celestial objects and dreaming of exploring space as an astronaut one day, a great way to start is by using beginner telescopes like the Celestron NexStar 130SLT. 

It is a powerful telescope that is ideal for beginners. It has a 130mm aperture, which allows you to observe deep sky objects like galaxies and nebulae.

Another great beginner telescope is the Orion SkyQuest XT8 Classic Dobsonian. This telescope has an 8-inch aperture and a large primary mirror that provides bright and clear views of the moon, planets, and deep sky objects. 

You may also like: How Much Should I Spend on a Beginner Telescope?

FAQs about famous astronauts

Here are some of the most common questions about famous astronauts.

Which astronaut is number 1 in the world?

It is difficult to determine a single “number 1” astronaut as many have made significant contributions to space exploration. However, some of the most famous and influential astronauts include Soviet cosmonaut Yuri Gagarin, Neil Armstrong, Buzz Aldrin, Sally Ride, John Glenn, and Chris Hadfield, among others.

What are the most famous quotes from astronauts?

Astronauts have given many famous quotes over the years, often expressing the awe and wonder of spaceflight. 

Here are some of the most famous

  • “That’s one small step for man, one giant leap for mankind.” – Neil Armstrong, upon stepping onto the moon.
  • “Space exploration is a force of nature unto itself that no other force in society can rival.” – Neil deGrasse Tyson, astrophysicist and science communicator.

Takeaway: The achievements of famous astronauts have left an indelible mark on the world

Space exploration has been shaped by the remarkable accomplishments of many famous astronauts who have pushed the boundaries of human knowledge and discovery. 

From the early days of spaceflight to the present day, these individuals have inspired generations with their courage, perseverance, and unwavering commitment to exploring the unknown.

Their achievements have not only expanded our understanding of the universe, but have also paved the way for future generations to continue to explore and innovate. 

The incredible diversity of these astronauts, including their backgrounds, gender, and ethnicity, demonstrates that space is truly a frontier for all of humanity. 

As we continue to explore the vast expanse of space, we can look to these trailblazers for inspiration and guidance on our own journeys of discovery.

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Lorea Lastiri

Lorea is a nature and travel enthusiast constantly seeking out new adventures and immersing herself in the beauty of nature. Her passion for travel and her love of the outdoors have led her to some of the most remote corners of the globe, where she has discovered new cultures, met new people, and experienced the wonders of the natural world firsthand.