Look over some new images obtained by Mars Global Surveyor of the planet's polar ice caps. Find an image gallery and a message board.

NASA is considering whether to send an orbiter or a rover to Mars in 2003. Read about the preliminary details of both missions.

NASA scientists officially disclosed their finding of gullies, channels and deltas on the surface of Mars, which indicate the presence of water.

Read about some of the new images of Mars captured by NASA's Mars Global Surveyor. Take an interactive tour of the planet surface.

NASA scientists are testing a device that could allow Mars colonists to produce their own oxygen. Find out how it works.

NASA is teaming up with a Montana company to develop rockets propelled by electronically charged plasma gas. Find a NASA animation clip.

Scientists have found magnetic fossils in a meteorite from Mars, indicating that the planet once was home to primitive life.

NASA scientists are quoted in reports as saying the Mars Global Surveyor spacecraft has captured pictures of water springs on the Mars surface.

Satellite images have show evidence of sedimentary rocks on Mars that suggest the red planet was once covered by large lakes.

Article explores the source of Martian water. Links to the BBC's catalog of stories about Mars and an extraterrestrial weather report.

Includes a comprehensive assortment of news articles on research and findings involving the red planet.