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Definitions

nebula

[neb-yuh-luh] / ˈnɛb yə lə /
NOUN
cloud of gas
Synonyms


Example Sentences

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New images from NASA's James Webb Space Telescope are providing a clearer look at a mysterious and rarely studied nebula surrounding a dying star.

From Science Daily • Mar. 17, 2026

During this mission, the instrument also collected data from the Crab pulsar and its surrounding wind nebula, one of the brightest and most stable sources of X-rays in the sky.

From Science Daily • Nov. 23, 2025

And perfectly in time for Halloween, they captured a spooky, red-glowing nebula that looks just like a bat signal shining across the universe!

From Space Scoop • Oct. 31, 2025

The Andromeda nebula, M31, was a prominent example.

From Salon • Feb. 14, 2025

And some worlds will look out onto a vast gaseous nebula, the remains of an ordinary star that once was and is no longer.

From "Cosmos" by Carl Sagan