A Brazilian cosmologist studying near-Earth asteroids wasn't looking for a shortcut to Mars — but he found one anyway.

A crewed expedition to Mars promises to push the absolute limits of human endurance. To grasp the sheer scale of the journey, ...

Souza used this flawed trajectory as a template to design actual mission routes to Mars, publishing his findings in Acta ...

I’ve read that the planned crewed Mars missions will take six months or two years to arrive. Which is it? Could a longer trip be due to the heavy payload? Our rovers took only eight to nine months to ...