Just above the Pump was Felis, the Cat, which is no longer recognized. Lacaille’s other constellations included a Sculptor’s Chisels (Caela Sculptoris), The Compasses (Circinus), a Chemical ...

Pictured alongside two smaller companion galaxies, the Cartwheel Galaxy is located about 500 million light-years away in the Sculptor constellation. Its wagon-wheel-esque appearance is the ...