1 Mars is sometimes called the Red Planet because of its distinctive colour.

2 Much wackiness ensues en route to the red planet.

3 Carl Sagan stands watching the red planet.

4 Scientists already suspect the red planet has water.

5 But there is evidence that the Red Planet had a warmer and wetter past: dried-up river beds, polar ice caps, volcanoes and minerals that form in the presence of water have all been found.

6 Our story begins on Mars, the red planet, where a socialist utopian technocracy has put an end to virtually all life's problems.

7 Mars is called the red planet because it has a definite red - orange color.

8 The Mars Global Surveyor, arrived at the red planet nine years ago.

9 A spacecraft will search for life on the Red Planet.

10 Leo's royal star Regulus and red planet Mars appear in a colorful pairing just above the horizon in this starry skyscape.

11 The pictures are the best indication so far that traces of life may be found on the red planet.

12 The most extensive reconnoitering mission ever sent to another world is drastically altering our picture of the red planet.

13 Mars Global Surveyor has operated longer than any spacecraft ever sent to the red planet.

14 and the Mars Science Laboratory, a car-sized rover that will explore the red planet.

15 The find interest in potential underground habitats and sparking searches for caverns Red Planet.

16 Cameras strapped on either side of Viking 1's lander helped scientists calculate distances on the surprisingly Earthlike surface of the red planet.

17 The MRO probe and its HiRISE cameras arrived at the Red Planet in 2006.

18 Recent images returned from Phoenix are already revealing clues about subsurface ice on the red planet.

19 If, as some experts believe, the main aim of the Mars 500 experiment is to publicise the concept of human flight to the red planet, then it has surely succeeded beyond all expectations.

20 Dr. Evil would be glad to know that NASA's Mars Science Laboratory will be going to the red planet with a laser on its head.

21 The Martian Chronicles. Ray Bradbury. A collection of short stories focusing on humanity's encounters with the Red Planet and its eerie inhabitants.

22 Two volunteers cut off from the rest world for eight months stepped out on a mock-up of Mars on Monday, reaching the dramatic half-way point of their experimental "voyage" to the Red Planet.

23 They had gathered in London in the early hours of the morning, hoping to hear the probe broadcasting its signature tune across the vastness of space from the red planet.

1 Mars is sometimes called the Red Planet because of its distinctive colour.