What causes more anxiety for an astronaut: liftoff or returning to earth?

From colliding galaxies to supermassive black holes, we take a look at some of the strangest sights in the universe

TRAPPIST-1 is a red dwarf star located about ...

Amazing answers to your curious questions

WORLD SPACE WEEK SPECIAL

In the 17th century, the great maritime nations were vying to solve a puzzle that had confounded philosophers for many centuries: how to determine exact positions on the Earth’s surface. And in Britai

How our knowledge of these worlds beyond the Solar System has exploded in the last three decades