The Names of the Stars and Elantari

She began a great labor, greatest of all the works of the Valar since they're coming into Arda. She took the silver dews from the vats of Telperion and therewith she made new stars against the coming of the firstborn. And high in the north as a challenge to Melkor, she set the crown of seven mighty stars to swing, Valakirka, the sickle of theValar and sign of doom.