Elizabeth Howell

U.S. Navy lieutenant and NASA astronaut Jonny Kim will board a Russian Soyuz spacecraft to fly to the ISS for an eight-month mission in 2025.

NASA's Crew-9 mission now has only 2 astronauts instead of 4. The last-minute change gives room to return 2 astronauts on the ISS who needed a new ride home.

An Egyptian dig uncovered a massive building that shows considerable evidence of astronomy observations, including a sundial and features meant to track the sun and stars.

John McFall, a Paralympian medalist in 2008 and a reserve astronaut with the European Space Agency, carried the games' official flag during opening ceremonies Aug. 28.

A Blue Origin rocket will launch a new private astronaut mission to suborbital space this week. Here's what time and where to watch.

John McFall, a reserve astronaut with the European Space Agency, says he is 'not a great competitor.' But he transformed his Paralympics race in 2008 into a career-boosting moment.

Polaris Dawn has lots of science on board. The SpaceX mission will fly high in Earth orbit to investigate how the human body changes under the extreme conditions of space.

Two women astronauts on Polaris Dawn are set to break an altitude record set in 1990. Sarah Gillis and Anna Menon will fly higher than any female astronaut before them.

SpaceX made several design changes to its Crew Dragon capsule to accommodate the first private spacewalk on the upcoming Polaris Dawn mission. Here are the key ones.

Veteran astronaut Jared Isaacman, a billionaire, is funding and flying on SpaceX Polaris Dawn with three other astronauts. Here who is going to space.

NASA astronaut Matthew Dominick takes a dramatic bite of an orange slice in a new video, illustrating the joy of receiving rare fresh fruit deliveries on the ISS.

From VR to skin sensors, here's a glimpse at some of the technology aiding the mental health of astronauts on the International Space Station.

Archaeology sites buried under the earth are vulnerable to climate change and urban sprawl. Satellites might be able to help monitor the impact of these issues, a study suggests.

John McFall, a reserve U.K. para-astronaut with the European Space Agency, recently participated in a feasibility study for ISS astronauts with disabilities. He told Space.com what's coming next.

SpaceX's latest launch, Transporter 11, sent a set of payloads into space aboard a Falcon 9 rocket from Vandenberg Space Force Base in California.

NASA's Butch Wilmore and Suni Williams are not idle while awaiting the decision on the conclusion of the first-ever astronaut mission aboard Boeing Starliner.

NASA and its partners in the Artemis program want to find sustainable ways of building astronaut bases on the moon. An ISS experiment is investigating how.

NASA astronaut Matthew Dominick's newest visuals show recent auroras from the International Space Station, along with the moon.

NASA recently met with roller coaster experts to talk safety. The braking system used on theme park rides is similar to an emergency system designed for agency moon launches.

Axiom Space's next astronaut mission will be delayed due to the approval process required for International Space Station crews, according to NASA.

SpaceX sent another group of its Starlink satellites into space today (Aug. 10), as it continues to build out its giant internet constellation.

The International Space Station Archaeological Project aims to understand how astronauts use and store objects throughout the orbital laboratory to help inform development of future space habitats.

NASA's Artemis astronauts need a backup in case something goes awry with their Space Launch System rocket. A basket system will ferry them safely away.

NASA isn't sure yet if it will bring its Starliner astronauts home from the ISS in the Boeing capsule or put them on a SpaceX Crew Dragon.