Add Yahoo as a preferred source to see more of our stories on Google. NASA's Mars Sample Return program has been effectively cancelled, meaning the best evidence of life on Mars could be trapped in ...

NASA’s ambitious plan to bring Martian soil and rock samples back to Earth has been officially scrapped. The decision marks a ...

Mars occupies a special place in the U.S. program of space exploration, and also in the minds of the public, because it is the most Earth-like planet in the solar system and the place where the first ...

NASA's ambitious exploration effort to return humans to the surface of the Moon and provide a continuous robotic presence on Mars is receiving a critical boost from Nevada scientists. Researchers from ...

After a picture-perfect launch of twin Escapade spacecraft bound for Mars, Blue Origin's New Glenn rocket aced landing on a recovery vessel floating in the Atlantic, helping power a revolution in ...

To develop more robust next-generation aerial explorers, NASA's Mars Exploration program is turning to drones. When you purchase through links on our site, we may earn an affiliate commission. Here’s ...

Suggested Citation: "Appendix A: The NASA Mars Exploration Program." National Research Council. 2003. Assessment of Mars Science and Mission Priorities. Washington, DC: The National Academies Press.