
The minimum number of people could be even lower - but that can only be successful if the participants can maintain mental stability.

Elon Musk's dream of sending humans to Mars will become a bigger priority under US President-elect Donald Trump, revealing a major change to NASA's Moon program.

2024 is the time when technology billionaire Elon Musk plans to bring people to settle on Mars.

The US Aerospace Agency (NASA) has announced details of plans to send people to asteroids in 2025 and to Mars in the 2030s.