4 - Pathfinder, Spirit, Opportunity, Curiosity
No one has sent 15 rovers to Mars
THEY WERE SENT TO MARS SO THAT WE CAN DISCOVER MANY NEW THINGS ON MARS!!!
Yes, we have sent many probes and some rovers to Mars.
Opportunity and Spirit,
We have sent rovers to Mars but there have been no manned missions.
7 rovers have been sent to mars. The first one landed in 1971
There are no plants on Mars. We know this because of the rovers we have sent and the satellites we have taking pictures of the planet.
There was sojourner, spirit, opportunity. Oh yeah! and the new one, curiosity.
As of November 2016 there are two operational Mars rovers: Opportunity and Curiosity.
none no rocket has ever flown to mars as it is to humid but nasa sent satellites over there many times and have sent rovers , little robots with cameras roaming around it, many ofd them are called mars rover then are named with a specific botname
Probes, satellites, and rovers have been sent to the planet Mars. These devices have been able to gather data, pictures, and materials from the planet.
None. Saturn does not have a solid surface. There is nothing to land a rover on. The only planet to which rovers have been sent is Mars.