Crab Nebula

American  

noun

Astronomy.

1. the remnant of a supernova explosion, observed in 1054 a.d., in the constellation Taurus.

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Crab Nebula British  

noun

1. the expanding remnant of the supernova observed in 1054 _ad , lying in the constellation Taurus at an approximate distance of 6500 light years

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Etymology

Origin of Crab Nebula

First recorded in 1885–90

Example Sentences

The Crab Nebula features a neutron star at its center that has formed into a 12-mile-wide pulsar pinwheeling electromagnetic radiation across the cosmos.

From Science Daily • Nov. 18, 2024

This will mark Hubble's first look at emission lines from the Crab Nebula in over 20 years, and will enable astronomers to more accurately compare Webb and Hubble's findings.

From Science Daily • Oct. 30, 2023

NASA's James Webb Space Telescope has gazed at the Crab Nebula, a supernova remnant located 6,500 light-years away in the constellation Taurus.

From Science Daily • Oct. 30, 2023

In addition to pulses of radio energy, we can observe pulses of visible light and X-rays from the Crab Nebula.

From Textbooks • Oct. 13, 2016

Seventh-grade Ron had a birthmark shaped like a crab, which made me think of the Crab Nebula.

From "Schooled" by Gordon Korman