spectra

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

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

The spectra revealed multiple metals -- elements heavier than helium -- mixed into the gas.

From Science Daily • Jan. 24, 2026

Balmer breaks can appear in the spectra of single, very hot, young stars, as well as in galaxies containing many such stars.

From Science Daily • Nov. 29, 2025

Understanding the full picture requires precise measurements of the energy spectra of different cosmic ray species and their individual "knees."

From Science Daily • Nov. 16, 2025

It soon became clear that Humason was better able to obtain high-quality spectra of distant galaxies than any professional astronomer in the world.

From "Cosmos" by Carl Sagan