The longstanding mystery of Mars' moons – and the mission that could solve it

A Japanese spacecraft is expected to reach Martian orbit in 2025 to collect material from the surface of the moon Phobos before returning to Earth by 2029.

Ben Rider-Stokes, Post Doctoral Researcher in Achondrite Meteorites, The Open University • conversation
Dec. 7, 2023 ~6 min

Space rocks and asteroid dust are pricey, but these aren't the most expensive materials used in science

Some space rocks you can get for free – if you know how to identify them. Rarer materials cost more, and the asteroid sample NASA just brought back has a high price tag.

Chris Impey, University Distinguished Professor of Astronomy, University of Arizona • conversation
Oct. 24, 2023 ~9 min


Carl Sagan detected life on Earth 30 years ago – here's how his experiment is helping us search for alien species today

Control experiments are critical in informing the search for alien life.

Gareth Dorrian, Post Doctoral Research Fellow in Space Science, University of Birmingham • conversation
Oct. 20, 2023 ~8 min

Spending time in space can harm the human body − but scientists are working to mitigate these risks before sending people to Mars

Space can damage everything from your cardiovascular and nervous systems to your mental health – long voyages can feel isolating for many.

Rachael Seidler, Professor of Applied Physiology & Kinesiology, University of Florida • conversation
Sept. 19, 2023 ~8 min

What happens if someone dies in space?

If an astronaut were to die on Mars, neither cremation nor burial would be good options.

Emmanuel Urquieta, Professor of Space Medicine and Emergency Medicine, Baylor College of Medicine • conversation
July 31, 2023 ~6 min

Space colonies: how artificial photosynthesis may be key to sustained life beyond Earth

There’s a limit to the amount of oxygen we can carry with us in space – particularly if we want to do long-haul journeys to the Moon and Mars.

Katharina Brinkert, Assistant Professor in Catalysis, University of Warwick • conversation
June 6, 2023 ~7 min

Four volcanic hotspots in the Solar System

Jupiter’s moon Io has more than 400 active volcanoes on its surface.

Gareth Dorrian, Post Doctoral Research Fellow in Space Science, University of Birmingham • conversation
March 23, 2023 ~7 min

What does Mars sound like? Rover microphone has recorded the red planet's dust devils

The first ever sound recording of a dust devil on Mars reminds us that there is a lot to learn about how they sculpt the landscape.

David Rothery, Professor of Planetary Geosciences, The Open University • conversation
Dec. 13, 2022 ~8 min


China's new space station opens for business in an increasingly competitive era of space activity

China has completed construction of the Tiangong space station, and science projects are now underway. The station is an important piece of China’s ambitious plans for space activity in coming years.

Scott Shackelford, Professor of Business Law and Ethics, Indiana University • conversation
Dec. 9, 2022 ~9 min

Mars: how we discovered two huge, unusual impact craters – and the secrets they unveil

A team of scientists have found a surprising amount of water ice on Mars.

Benjamin Fernando, Junior fellow, University of Oxford • conversation
Nov. 18, 2022 ~6 min

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