Exploring the moon’s caves

Mars once had vast oceans on its surface. Then its magnetic field weakened, its atmosphere thinned, and its water vanished. But the numbers don’t add up. For the Red Planet to have transformed from a

Pack your spacesuit and get ready to tick off the must-see sights of the Red Planet

SPACE

The best discoveries, inventions and surprises

Two contrasting visions of humanity’s future in space

In early April, NASA’s James Webb Space Telescope completed its third observing programme, a nine-month-long roster of research proposed by astronomers around the world. Among the many groundbreaking