Even if we can prevent a global warming apocalypse, our planet won’t be safe forever – the sun will one day expand. So should we try to move the Earth to a wider orbit?
For the first time, an instrument orbiting Mars and a rover on the surface have detected methane simultaneously – raising hopes for finding life on the red planet.
This year the Apollo 11 mission turns 50 - but what does the future hold for the Moon? The ephemeral shadows cast by human artefacts may soon be joined by more permanent scars of lunar mining.
Objects left on the Moon are not just abandoned rockets and rovers. There is a lot of historic and sentimental memorabilia. Some of it hints at a mission that the first Moonwalkers almost forgot.
Rovers including ‘Rosalind Franklin’ will pick up where Opportunity left off – trying to answer the question of whether there is, or ever has been, life on Mars.
China has become the first to land on the far side of the moon. And unlike previous uncrewed moon landings, it relied on sophisticated technology rather than luck.
NASA’s InSight Mars lander touches down Nov. 26, part of a careful robotic approach to exploring the red planet. But human exploration of Mars will inevitably introduce Earth life. Are you OK with that?
There’s enough dissolved oxygen in the salty lake below Mars’ surface to support simple lifeforms such as sponges. Here’s what that means for space exploration.