planetward

adj, adv — 2 senses

adj

Etymology From planet + -ward.

Towards a planet.

Astronomers have known that F’s appearance is in large part due to Prometheus, a small “shepherd” moon on its planetward side that comes close to the ring regularly because of orbital vagaries.2008 June 10, Henry Fountain, “Activity in Saturn Ring May Provide Clues to Birth of Solar System”, in New York Times:

adv

Etymology From planet + -ward.

Towards a planet.

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.