Hurtling Toward Mars

By the time you finish reading this sentence, you'll be 25 miles closer to the planet Mars.

 
Earth and Mars are converging, and right now the distance between the two planets is shrinking at a rate of 22,000 mph--or about 25 miles per sentence. Ultimately, this will lead to a close approach in late December 2007 when Mars will outshine every star in the night sky.