... Earth at Equinox . ... Earth is at equinox. ... Against dark rifts of interstellar dust, the ebb and flow of starlight along the Milky Way looks like waves breaking on a cosmic shore in this night skyscape. ... The featured panorama is a 12-image mosaic taken last month from the Salar de Atacama salt flat in northern Chile. ... Crossing the inner Solar System for ten years to reach the vicinity of the comet last month, the robotic spacecraft continues to image the unusual double-lobed comet nucleus....