The Shape of Sagittarius in Three Dimensions | Space Telescope Science Institute FriendsofNASA.org: This visualization reveals stars of the Sagittarius constellation in three dimensions. Watch as the familiar pattern on the sky distorts into a whole new perspective. The sequence starts with a view of the asterism called the "Teapot", the most recognizable feature of the constellation Sagittarius. In the background, like steam coming out of the spout of the teapot, is our galaxy, the Milky Way. T