nebula
Example Sentences
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Using X-ray observations from the XMM-Newton space telescope, DiKerby identified a pulsar wind nebula -- an expanding region filled with energetic electrons and particles receiving energy from a pulsar.
From Science Daily
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
There, they imaged the Sun, the moon and the North America nebula, a dim nebula in the constellation Cygnus about 2,590 light years away.
From Science Daily
Multiple theories were proposed to explain the origin of ORCs, including planetary nebulae and black hole mergers, but radio data alone could not discriminate between the theories.
From Science Daily
The brightest twinkle in this particular region is Lambda Centauri, a star visible to the naked eye that is much closer to us than the nebula itself.
From Science Daily
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.