Anyone seeking ......... of life on Mars is likely to be disappointed. clarity evidence witness index
Scientists have been ......... through data from an orbiting satellite. combing scratching brushing scaling
It seems that Mars has always been cold and icy and that it's not true that oceans have ......... on the planet in its early history. shaped figured contoured formed
This ......... in the life on Mars argument comes just when it is closest to Earth in 60.000 years. turn twist corner angle
Because it is coming so close observers are hoping to settle the argument about life on the planet once and for .......... everything every all altogether
A spacecraft is heading for the planet with a device that will ......... into the soil to sniff for proof of any life. hole swim burrow turn
Researchers are also looking into the possibility of one day launching a manned ......... to Mars. sending mission destination explore
As the planet gets nearer to the Sun, enormous dust storms can be whipped .......... over on in up
Unfortunately the dust storms tend to ......... the view of the planet. fog obscure confuse darken
Everyone hopes that Mars will remain dust free otherwise people will only be able to see an orange .......... blot block blob blab