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Ring Nebula

American  

noun

Astronomy.
  1. a planetary nebula in the constellation Lyra that has a ringlike appearance surrounding its central star.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Astronomers in Europe have identified an unexpected feature hidden inside the famous Ring Nebula.

From Science Daily • Jan. 18, 2026

The Ring Nebula is a well-known "planetary nebulae", found in the constellation Lyra, and is visible throughout the summer.

From BBC • Aug. 3, 2023

In fact, this is a nebula — the Southern Ring Nebula, to be exact.

From Salon • Dec. 26, 2022

The Webb presentation gave us gasp-inducing images of the Southern Ring Nebula, a sphere of gas and dust belched by a dying star, and Stephan’s Quintet, a grouping of galaxies millions of light-years away.

From New York Times • Jul. 13, 2022

Courtesy NASA. shapeType32lineWidth24130shapeType32lineWidth24130shapeType32lineWidth24130A hypothetical ice planet in the system of the Ring Nebula in Lyra.

From "Cosmos" by Carl Sagan