Four research volunteers - Ross Elder, Ellen Ellis, Matthew Montgomery and James Spicer - will spend a year inside a Mars habitat in the NASA Johnson Space Center starting Oct. 19.

Elon Musk and Jeff Bezos have spent two decades and large portions of their exorbitant wealth creating new space technologies. Their plan is to reshape how humans live.

The White House scheme to reshape NASA by slashing its funding could jeopardize future human flights to Mars. Shown here is NASA's 2001 Mars Odyssey spacecraft - one of the three Mars orbiters set to be terminated under the president's plan. (Photo by NASA ...

NASA's Lunabotics Challenge is a competition open to US college students to create robots that can build berms out of regolith to provide blast protection, shade, and shielding for lunar landings and nuclear reactors.

A test pilot from Edwards Air Force base has been selected for a yearlong NASA Mars mission simulation to study long-term human survivability on the Red Planet.

Space robotics experts have created a team of intelligent robots that can be lofted to Mars to map lava tubes that could provide havens for the first human explorers.

NASA released photos and video of a Martian moon passing between the planet and the sun. The occurrence is common on Mars, lasting around 30 seconds.