yes, the mars rover
Mars rovers are programed to scan the earth and (if there is any) water. Some can even detect signs of moment to find lifeforms.
No one has sent 15 rovers to Mars
Mars rovers were made sometime in the 1970's
All of their Mars Rovers have wheels.
the two rovers are:- Spirit and Opportunity.
rovering mars
They are taken there, by spacecraft.
No. But rovers have.
Rovers
As of November 2016 there are two operational Mars rovers: Opportunity and Curiosity.
The only space mitions on Mars that i know of would be the 2 Mars Rovers still currently exploring Mars.~2010
There are two Mars rovers, named Spirit and Opportunity. There's obviously "Curiosity" now too. In fact Spirit doesn't work anymore, so there are still two Mars rovers working.