50 Fun Facts About Astronauts

From which language do the roots of the word 'astronaut' ('star sailor') come?

Cosmonaut borrows the Greek kosmos via Russian; China's taikonaut comes from Mandarin tàikōng.

What informal term is used for space travellers from China's program?

Chinese media formally call them hángtiānyuán, 'heaven-sailing staff'.

At what altitude does the FAI's Kármán line, the boundary of space, sit?

The United States awards astronaut wings from 80 km, so the two counts differ.

By early 2026, roughly how many people had flown to space under the 100 km definition?

They came from 55 countries, and over 290 had visited the International Space Station by then.

Which X-15 pilot became the first person to reach space twice?

He was the only X-15 pilot to top 100 km, doing it on two flights.

Who was the first person to journey into outer space?

His Vostok 1 flight on 12 April 1961 lasted 108 minutes.

How long did Gagarin's single-orbit flight last?

He launched from Baikonur in the Kazakh SSR and became a Hero of the Soviet Union.

Who was the first woman in space?

She flew solo on Vostok 6 in 1963, aged 26, and orbited Earth 48 times.

What was Tereshkova's job before she was selected as a cosmonaut?

She was also an amateur skydiver, which mattered because Vostok cosmonauts ejected and parachuted down.

Who performed the first spacewalk, in March 1965?

He was outside Voskhod 2 for 12 minutes and 9 seconds, and later commanded the Soyuz half of Apollo–Soyuz.

Who was the first American in space?

His 1961 Mercury-Redstone 3 flight in Freedom 7 was suborbital.

How old was the Apollo 14 commander, the oldest person to walk on the Moon?

He named his 1961 Mercury capsule Freedom 7.

Who was the first American to orbit the Earth?

He circled the planet three times in 1962 and later served 25 years as a US senator from Ohio.

At what age did the first American to orbit Earth return to space in 1998?

He was the oldest member of the Mercury Seven and the last of them alive.

How many astronauts made up NASA's original Mercury group announced in 1959?

Carpenter, Cooper, Glenn, Grissom, Schirra, Shepard and Slayton all eventually flew.

Which Mercury astronaut was the only one to fly Mercury, Gemini and Apollo missions?

He took Apollo 7 in 1968 in place of Grissom, who died in the Apollo 1 fire.

Which Mercury Seven member, grounded by a heart condition, finally flew on Apollo–Soyuz in 1975?

Atrial fibrillation kept him out of Mercury; he ran astronaut assignments instead.

Who was the first American woman in space?

She flew in 1983 at 32, the youngest American astronaut to that point, and held a Stanford physics PhD.

Besides physics, what did the first American woman in space study for her BA at Stanford?

Her PhD research involved X-rays and the interstellar medium.

Who became the first African American in space, on STS-8 in 1983?

He flew four Shuttle missions and had flown 144 combat missions in Vietnam.

Who was the first African-American woman in space, aboard Endeavour in 1992?

A physician and engineer, she opened her shifts with the Star Trek line 'Hailing frequencies open'.

Which Star Trek character inspired the first African-American woman in space?

She later appeared in a 1993 episode of Star Trek: The Next Generation.

The first African-American woman in space was a Peace Corps doctor in Sierra Leone and where?

She worked there from 1983 to 1985.

Which American holds the record for most cumulative days in space by a US astronaut or any woman?

Her 695 days include being the first woman to command the ISS, which she did twice.

Scott Kelly's year-long ISS mission used whom as a ground-based comparison subject?

Tests found changes in his gene expression and longer telomeres after the flight.

Who holds the record for the longest single stay in space, 437 days aboard Mir?

The physician-cosmonaut flew the marathon mission in 1994–95.

Who is the only person to have commanded the International Space Station four times?

He held the cumulative time-in-space record at 878 days until 2024.

Who holds the record for the most cumulative time in space, over 1,100 days?

He passed Padalka's mark on February 4, 2024 during his fifth ISS stay.

Who was the first woman to pilot and later to command a Space Shuttle mission?

An Air Force test pilot, she had started with an associate degree in mathematics from a community college.

Who became China's first person in space aboard Shenzhou 5 in 2003?

The flight made China the third country to launch humans independently.

Who was the first British person in space, visiting Mir in 1991?

A chemist who had worked on chocolate flavouring for Mars, the press called her 'The Girl from Mars'.

What was the Soviet–British programme that flew the first Briton to Mir called?

A group of British companies co-sponsored the Cold War goodwill mission.

Which British astronaut ran the 2016 London Marathon on the ISS treadmill?

Sunita Williams had run the Boston Marathon from orbit in 2007.

Who became the first self-funded space tourist in 2001?

He reportedly paid $20 million and NASA's administrator objected to his flight.

Who made the first untethered spacewalk in 1984 using the Manned Maneuvering Unit?

The photo of him floating free of Challenger became one of NASA's most famous images.

Which astronaut's eight-day Starliner test flight in 2024 stretched to more than nine months?

She and Butch Wilmore finally came home on SpaceX Crew-9 in March 2025.

Who holds the American record for the longest single spaceflight, nearly 371 days?

A coolant leak on his Soyuz stretched a six-month mission to over a year.

Which NASA astronaut studied emperor penguins and bar-headed geese before flying?

She took part in the first all-female spacewalk in October 2019.

Who was the first woman to perform a spacewalk, in 1984?

She was also the second woman in space and the first to fly twice.

Who was the first Indian in space, flying on Soyuz T-11 in 1984?

He flew under the Soviet Interkosmos programme.

Who holds the world record for the most spacewalks, at 16?

His accumulated time outside exceeds 82 hours.

Which cosmonaut is called 'the last Soviet citizen' for being aboard Mir when the USSR dissolved?

His return was delayed and he stayed up 311 days, twice as long as planned.

Who set the record for the longest spaceflight by a woman in 2019–20?

She went on to fly around the Moon on Artemis II in 2026.

The 'Mercury 13' were women who underwent what in the early 1960s?

Jerrie Cobb was the first to complete every test, but none of the group flew.

What did the 2004 suborbital flight of SpaceShipOne create?

Until 2002 astronauts had been trained only by governments.

By mid-2026, how many people had travelled beyond low Earth orbit?

All were American except Canada's Jeremy Hansen on Artemis II; Lovell, Young and Cernan went twice.

Above what altitude does the United States award astronaut wings?

That is the 50-mile standard, lower than the FAI's Kármán line.

Which Mercury astronaut left NASA to join the Navy's SEALAB project as an aquanaut?

Training injuries kept him from any further spaceflights.

Who was the first person to command the ISS who was neither American nor Russian?

The Belgian ESA astronaut led Expedition 21 in 2009.

Which Mercury astronaut died in the 1967 Apollo 1 fire?

He had flown the first crewed Gemini mission two years earlier.