You searched for: “chromosphere
chromosphere (s) (noun), chromospheres (pl)
1. A gaseous layer of the sun's atmosphere; extending from the photosphere to the corona, that is visible during a total eclipse of the sun.
2. A scarlet, gaseous envelope surrounding the sun outside the photosphere, from which enormous quantities of hydrogen and other gases are erupted.
3. A layer of rarefied, transparent gases in the solar atmosphere which measures 6,000 miles (9,700 kilometers) in thickness and lies between the photosphere (the sun's visible surface) and the corona (its outer atmosphere).
4. A gaseous envelope surrounding a star.
Word Entries at Get Words: “chromosphere
1. The layer in the sun's atmosphere between the photosphere and the corona.
2. A layer of mostly hydrogen gas about 10,000 kilometers or 6,000 miles in depth above the visible surface of the sun and many other stars just above the photosphere.

During eclipses, the solar chromosphere glows pinkish red from the hydrogen emissions.

This entry is located in the following unit: Astronomy and related astronomical terms (page 6)