This printable crossword puzzle on the topic of Astronomy & Space has 17 clues. Answers range from 2 to 9 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
Earth's distance from the Sun 93,000.000
the shape of each orbit, a flattened circle or oval
first planet from the Sun
third planet from the sun
meaning of TERRA
made mostly of hydrogen, helium, and other gases
small, solid rocky bodies that orbit close to the Sun
a small, icy body that orbits the Earth
a brief streak of light produced by small particles entering Earth's atmosphere at a high speed
a small object from outer space that passes through Earth's atmosphere and reaches the surface
the center of our solar system
outermost layer of the SUN
areas of the photosphere that are cooler than their surrounding areas
electrically charged particles that flow out in all directions
distance light travels in one year (6 trillion miles)
our galaxy
the moment in time when the universe started to expand out of an extremely hot dense state