How long will the Spirit stay on Mars? When will it land back on the earth?
Spirit will stay on Mars forever. NASA does not bring back these rovers to Earth. Someday, when astronauts visit Mars, they will visit these rovers and perhaps bring some parts back to be put in our museums. Expert: Sheri Klug Mars Space Flight Facility Arizona State University Tempe, Arizona Question: What is that round rock in front of the landers arm? it looks like it has a hole in the center of it. it does not look like any other rock in the area. Answer: It seems to be a hole there. It is common in volcanic rocks (vassels).
