Category: Space Travel

Interstellar greenhouses: how a single molecule could be key to growing plants in microgravity

In the film The Martian, Matt Damon’s character survives being stranded on another planet by growing potatoes in his own faeces. And if we want to visit or maybe even settle on other planets for real, we’ll have to find…

How much radiation damage do astronauts really suffer in space?

Space is a really inhospitable place to live – there’s no breathable air, microgravity wastes away your bones and muscles and you’re subjected to increased doses of radiation in the form of high-energy charged particles. These can cause damage to…

Q&A: Astronaut Ron Garan – space travel for all will make the Earth a better place

There is a small but growing set of people who have had the opportunity to see the Earth as a planet, and view its changing seasons and weather patterns from above. Astronauts are a rare breed: men, and, increasingly, women,…

Why sailing to the stars has suddenly become a realistic goal

It takes a bold person to declare that interstellar travel is now within our grasp. Physicist Stephen Hawking has shown that he is just that, taking part in the Breakthrough Starshot initiative. The project has announced a $100m research programme…