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astronaut

White shirt material being cleaned

Space

Mars astronauts may do laundry by blasting clothes with a plasma beam

There is currently no good way for astronauts in space to do laundry, but researchers may have finally come up with one: a bright purple jet of microbe-killing plasma

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Health

How ageing on Earth mimics the effects of space travel

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Space

I almost drowned in space when my helmet filled with water

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Astronaut Sally Ride, mission specialist on STS-7, monitors control panels from the pilot's chair on the Flight Deck. Floating in front of her is a flight procedures notebook. (Credit: NASA)

Space

Life of first US woman in space Sally Ride makes a moving documentary

Culture

Space

Being in space makes it harder for astronauts to think quickly

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Chemistry

How to turn most of the CO2 an astronaut exhales into fresh oxygen

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Astronaut inside the International Space Station using the combustion rack

Space

Five of the most important International Space Station experiments

Features

The astronaut in an outer space, at the ISS, repairs and makes experiments. Elements of this image were furnished by NASA; Shutterstock ID 1478957909; purchase_order: -; job: -; client: -; other: -

Space

Space travel may make muscles age extremely quickly

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Space

Astronauts could drink their own urine with water-recycling spacesuit

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Astronauts Robert L. Curbeam Jr. (left) and Christer Fuglesang on the International Space Station

Health

Astronaut medical records reveal the health toll of space travel

The largest collection yet of detailed medical data and tissue samples from astronauts should help researchers better understand the impacts of space flight on health

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Space

Meet Christina Koch, who will be the first woman to go to the moon

Features

People in Science

Mae Jemison

Space

NASA astronaut Kathryn Sullivan on zero G dreams and fixing Hubble

Regulars

Space

Low gravity in space made some astronauts’ blood flow backwards

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