Powering spacecraft with solar energy may not seem like a challenge, given how intense the sun's light can feel on Earth.

Nuclear pulse propulsion is a technology that would work. It was being developed in the 1960s but it was stopped because of ...

Mars might hold enough subsurface water to cover its surface in a global ocean between 0.62 to 1.24 miles (1 to 2 kilometers) ...

The billionaire says an unmanned mission by his SpaceX "Starship" vehicle will be followed by human landings as early as 2029 ...

Researchers examining seismic data recorded on Mars say the have found evidence supporting the presence of liquid water deep ...

Space probe Hera passed Mars while on its way to the Didymos asteroid system as part of planetary defence mission. View on ...

SpaceX launched another batch of Starlink satellites into orbit, a little more than 12 hours after the private company teamed ...

The intriguing chemistry of a rock collected by the Perseverance rover could trace to microbial activity — or not.

In “The Decline and Fall of the Human Empire,” Gee examines the many reasons why the human race finds itself in multiple ...

Spacecraft near the Earth use large solar panels to harness the Sun for the electricity needed to run their communications systems and science instruments. However, the farther into space you go, the ...

X and Uber Eats are partnering on a March Madness bracket challenge that would reward the picker of a perfect bracket with the choice of a future trip to Mars via SpaceX's Starship.

Musk has long targeted a trip to Mars. In 2016, he said he was planning to send his Dragon spacecraft as early as 2018. The billionaire said in 2020 that he remained confidant that his company ...