Trump says we're going to Mars. He may be making it harder to get there. President Donald Trump says we’re going to Mars, but ...

A world-leading designer of space robots says gigantic new rockets being tested by billionaires Elon Musk and Jeff Bezos are ...

Elon Musk has been a constant presence as Donald Trump charted out his second administration, writes Petula Martyn.

In the quest to explore the cosmos, NASA's latest breakthrough in thermal propulsion fuel could redefine our journey to Mars.