Orion Nebula

noun

Astronomy.

1. a luminous nebula in the constellation Orion, in the center of Orion's sword.

Example Sentences

Some were gaseous, star-forming regions, such as the Orion nebula, or M42 – the 42nd object in Messier’s catalog – while others were star clusters such as the Pleiades, or M45.

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She added: "On a clear night, you can just about spot this process happening in real time with the Orion Nebula -- a large, star-forming region in our galaxy and the closest of its kind to Earth -- where you can see some stars that were formed recently and others that are still forming."

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In the Orion Nebula, the scientists found that, due to the intense irradiation from massive stars, a Jupiter-like planet would not be able to form in the planetary system d203-506.

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Astronomers are used to taking pictures of our galaxy's star factories, like the Orion Nebula and the Carina Nebula, she explains.

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It’s possible they were born like stars, arising directly from the gas in the Orion nebula, but that would be weird, too.

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