Planetarium
nounverified·updated May 18, 2026
an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome
Framework senses
- §1
- an apparatus or model for representing the solar systems
- §2
- an optical device for projecting images of celestial bodies and other astronomical phenomena onto the inner surface of a hemispherical dome
- §3
- a building housing an instrument for projecting the positions of the planets onto a domed ceiling