Three tiny constellations stairstep up the eastern sky at nightfall. From bottom to top, they are Equuleus, the little horse; Delphinus, the dolphin; and Sagitta, the arrow. Under dark skies, both Delphinus and Sagitta are easy to pick out.
Three tiny constellations stairstep up the eastern sky at nightfall. From bottom to top, they are Equuleus, the little horse; Delphinus, the dolphin; and Sagitta, the arrow. Under dark skies, both Delphinus and Sagitta are easy to pick out.