By spotting and counting tiny galaxies, we can work out how much dark matter is hiding in the cosmos.

New data may settle dispute about the universe’s true expansion rate.

The European space agency will need both a launch vehicle and a lander platform to launch its ExoMars rover without help from Russia.

In the past 10 years, international alliances on Earth have begun to expand into space. Nations with similar interests collaborate with one another while competing with other space blocs.

Remote sensing satellites provide the crucial data that helps scientists model disasters so that they can work on predicting avalanche patterns in future.

What happens to the International Space Station when tensions on Earth rise? A space policy expert explains how the ISS is run and how Russian aggression has threatened its operation in the past – and now.

What did Mercury look like as BepiColombo swung by?

What did Mercury look like as BepiColombo swung by?

Many of people may have dreamed of becoming an astronaut since childhood, but do you have what it takes?

Empathy and scientific knowledge will be key for astronauts looking to travel to Mars.