Tourists who are looking for an "extreme adventure" trip may be able to wed their desire for unique travel with a fascination for space in a few years. The experience is part of a venture called "MARS ...

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.

"The Chinese may well beat the U.S. with a grab sample." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Breaking space news, the latest updates ...