GREENBELT, Md., May 21, 2012 /PRNewswire-USNewswire/ -- Magnetometers built by scientists and engineers at NASA Goddard Space Flight Center in Greenbelt, Md.

According to new research, Mars may have been arid for over 600 million years, making it inhospitable for life to survive.

NASA said on Friday that it is planning new missions to Mars to investigate how the planet turned hostile.

WASHINGTON, Nov.

New analysis of data sent back by the SPICAM spectrometer on board ESA's Mars Express spacecraft has revealed for the first time that the planet's atmosphere is supersaturated with water vapor.