The first Mars astronauts could spend six to nine months trapped in a spacecraft unless propulsion changes dramatically. This breakdown compares Starship-style missions with nuclear propulsion and ...

We don’t need any advanced propulsion to get to Mars,” says Robert Zubrin, founder of the Mars Society and the astronautical engineering company Pioneer Astronautics. “We can do it with chemical ...

NASA-backed study has revealed the realities of humanity’s first crewed missions to Mars. It starts with simply surviving the ...

Add Yahoo as a preferred source to see more of our stories on Google. Mosaic of the Valles Marineris hemisphere of Mars projected into point perspective, a view similar to that which one would see ...

While NASA, along with its international and commercial partners, is going pedal to the metal back to the moon, the space agency is not neglecting Mars. In 2028, if all goes well, NASA plans to test a ...

Nasa has selected Relativity Space to build and launch the Aeolus Mars orbiter, giving the Eric Schmidt-backed startup a chance to reach the Red Planet before Elon Musk’s SpaceX.

Under the best circumstances, a trip from Earth to Mars and back would take a spacecraft three years to complete. And that's during a very specific orbital alignment that occurs once every two years ...