planetologists
/ˌplænɪˈtɑlədʒɪsts/
noun
- Scientists who study planets, moons, and other objects in space, including their formation, composition, and atmospheres.
- Planetologists use telescopes and space probes to learn about Mars.
- A team of planetologists discovered new evidence of water on Jupiter's moon Europa.
- Many planetologists work at NASA or other space agencies to analyze data from missions.