Astronomy Picture of the Day presents a Mars Global Surveyor image of the layers of the West Candor Chasma within the Valles Marineris.
Guide to Viking and Pathfinder images mysteriously tinted read by NASA scientists. View the original photos, which show blue sky.
Contains news and notes from the International Conference for the Exploration and Colonization of Mars. Find links to other Mars resources.
Story about the 1996 discovery of an ancient meteorite that may point to life on Mars.
Part of a special section on life signs on Mars that contains pictures from the planet's surface.
Process Viking Orbiter images of the surface of Mars and discover what looks like a human face.
Story and photos about a 4.5 billion year-old meteorite that contains fossil evidence that life may have existed on Mars 3.6 billion years ago.
Contains photographic evidence of the possibility of life on the planet, plus links to related additional materials.
Contains sections examining the theories and experiments conducted to prove man can exist on the planet.
Abbreviated news story on NASA's 1996 announcement about evidence for fossil life in a Martian rock. Contains related links.
Resource on meteorites from Mars and the evidence ofmicrofossils in them. Features an extensive collection of news releases.
Review claims by MIT physicist Ron Levin that original Martian images from the Viking Lander showed ablue sky and rocks with greenish patches.
Discusses the organic compounds contained in a meteorite that plunged from Mars to Earth which may prove life once existed on the planet.
Contains pictures of the planet, as well as related news, data, mission information, and related links.
Article details the implications of the layers of sedimentary rocks found in the Candor Chasma in the martian canyon Valles Marinaris.
Introduction to the controversial announcement in 1996 that evidence of life had been found in a meteorite from Mars.
May 27, 1999 press release from NASA on its funding of a permafrost study in Siberia to support astrobiology research.
Detailed article about the meteorite discovery that points to the possibility of life long ago on the planet. Find a related story index.