... A Mars Panorama from the Spirit Rover . ... Two Worlds, One Sun, is the legend emblazoned on the Spirit rover's camera calibration target. ... Recorded by the rover's panoramic camera, the picture is part of Spirit's first color image of Mars - the highest resolution picture yet taken on the surface of another planet. ... The picture is a portion of the 3D panorama of the Spirit rover's landing site released yesterday, constructed with data from the Mars rover's navigation cameras. ...