Artist’s concept of the Mars Science Laboratory spacecraft approaching Mars.
Musk dismisses one of the main technical challenges of being on the Martian surface: the temperature.
Colonising other planets may be possible, but does that mean we should?
Mars image from www.shutterstock.com
Interplanetary colonisation was once the stuff of science fiction but now there are plans to colonise Mars. How have film-makers and writers dealt with our rapacious Anthropocene age?
Ron Garan during one of his four spacewalks.
Former NASA astronaut Ron Garan speaks his mind about space travel, terraforming and religion.
The dark streaks on Mars’ hills will be a good place to look for life.
Credit: NASA/JPL/University of Arizona
Water on Mars could mean life on Mars. But how do we explore it without destroying it?
Capturing planets for human use.
The Conversation organised a public question-and-answer session on Reddit in which David Waltham, reader in mathematical geology at Royal Holloway in London, explained what makes Earth so special and what…