spectra
Example Sentences
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In its current phase, the project uses robotic instruments to collect spectra from millions of objects across the sky, helping scientists study how stars, black holes, and galaxies evolve over time.
From Science Daily • Apr. 4, 2026
Researchers have collected more than 600 million spectra from a region of sky spanning an area equivalent to more than 2,000 full Moons.
From Science Daily • Mar. 8, 2026
Jerry Xuan, a 51 Pegasi b Fellow at UCLA, built sophisticated atmospheric models to compare with the telescope's spectra and determine whether sulfur was present.
From Science Daily • Feb. 11, 2026
Those spectra tracked changing signatures in the ejected gas, and new spectral features matched up with structures seen in the interferometric images, providing a direct one-to-one confirmation of how the flows were forming and colliding.
From Science Daily • Dec. 31, 2025
Humason and Hubble found, to their amazement, that the spectra of all the distant galaxies are red-shifted and, still more startling, that the more distant the galaxy was, the more red-shifted were its spectral lines.
From "Cosmos" by Carl Sagan
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From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.