quasars

1. The most distant galaxies seen from the Earth, believed to be the first stage in the evolution of galaxies. The name is short for “quasi-stellar radio source.”

Example Sentences

Some supermassive black holes can become quasars – some of the brightest objects in the cosmos.

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The complex analysis used nearly 6 million galaxies and quasars and lets researchers see up to 11 billion years into the past.

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MIT astronomers have observed the elusive starlight surrounding some of the earliest quasars in the universe.

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At a certain point, light from typical galaxies is too faint, so researchers turn to quasars, extremely distant, bright galactic cores with black holes at their centers.

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Called quasars, the gas-gobbling black holes are, ironically, some of the universe's brightest objects.

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