This printable crossword puzzle on the topic of Astronomy & Space has 15 clues. Answers range from 4 to 14 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
hottest and inner most layer of a star
the luminous envelope of a star from which its light and heat radiate.
a reddish gaseous layer immediately above the photosphere of the sun
the outermost part of the Sun's atmosphere
a layer of a star's interior where energy is primarily transported toward the exterior by means of radiative diffusion and thermal conduction
A region of turbulent plasma between a star's core and its visible photosphere at the surface
a spot or patch appearing from time to time on the sun's surface
A sudden flash of increased brightness on the Sun
a thing that projects from something
a nuclear reaction in which atomic nuclei of low atomic number fuse to form a heavier nucleus with the release of energy.
the quality of being hot; high temperature.
the natural agent that stimulates sight and makes things visible.
Energy is the ability to do work
he continuous flow of charged particles from the sun
a natural electrical phenomenon characterized by the appearance of streamers of reddish or greenish light in the sky