Anarríma Name of a constellation.

Menelmacar 'Swordsman of the Sky', the constellation Orion.

...Menelmacar with his shining belt, that forebodes the Last Battle that shall be at the end of days."

Remirrath A constellation, mentioned in FotR. most likely the Pleides

Soronúmë Name of a constellation. possibly Aquila, the root SORO means 'eagle'

Telumendil Name of a constellation.

Valacirca 'The Sickle of the Valar', name of the constellation of the Great Bear.

And high in the north as a challenge to Melkor she set the crown of seven mighty stars to swing, Valacirca, the Sickle of the Valar and sign of doom.

Wilwarin Name of a constellation. The word meant 'butterfly' in Quenya, and the constellation was perhaps Cassiopeia.