Galactic position system
We can point to our home on a globe and find Earth in a model of the solar system but where are we in the Milky Way?
Onward to Europa
The oceans of Jupiter's ice worlds might be swimming with life — so why do we keep sending robots to Mars?
The lunar phases influence all sorts of creatures from corals to eagle owls. Does the moon tug on human behaviour too?
In the dark
Dark matter is the commonest, most elusive stuff there is. Can we grasp this great unsolved problem in physics?
Is there life on Mars?
Our curiosity about the Red Planet has always been tinged with fantasy – but wishful thinking needn’t be mistaken
Venus still beguiles
Astro-tourism, air travel and nifty apps gave Venus’s 2012 transit a democratic edge over astronomy’s historic heroism