US ‘will not surrender’ in space race with China, industry leader says
Nasa is turning to private companies to build new space stations as the ISS nears retirement, while Beijing expands its presence in orbit
Russia risks being left out in the cold as space station exit looms
Sanctions and a shrinking workforce are making it harder for Russia to sustain its space ambitions
Musk on Mars: Is colonising the Red Planet realistic - or an excuse to ignore Earth's existential issues?
With a friend in the White House, the tech billionaire's extraterrestrial ambitions are ready for lift-off - but not everybody is convinced