You searched for: “chromosphere
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)