quadruple star
A 'quadruple star' refers to a group of four stars that either appear as one to the naked eye or are gravitationally bound in a stellar system.
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Definition
B2Naked Eye Observation
(general, observational)A group of four stars that appear as a single point of light when viewed without a telescope, either because they are aligned in the same line of sight or form a quadruple star system.
Example
- From Earth, the quadruple star looked like a single bright point in the night sky.
C1Stellar Systems
(technical, academic)A system of four stars that are gravitationally bound and orbit a common center of mass.
Example
- Astronomers discovered a quadruple star system where all four stars are gravitationally linked.
Similar
Terms that have similar or relatively close meanings to "quadruple star":
triple starmultiple stardouble stardouble quasarquadruple scullquadruple bluff