Space Capstone Vocab

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Across
  1. 3. A celestial body moving in an elliptical orbit around a star.
  2. 6. The natural satellite of the earth, visible (chiefly at night) by reflected light from the sun.
  3. 8. a celestial object consisting of a nucleus of ice and dust and, when near the sun, a “tail” of gas and dust particles pointing away from the sun.
  4. 13. a region of space between the orbits of Mars and Jupiter where most of the asteroids in our Solar System
  5. 15. The curved path of ione object, such as a planet or moon, around a central object, such as a star or planet; (verb) to move in a circular or elliptical path around a central object.
  6. 16. The branch of science that studies the stars, planets, and other objects in space.
  7. 17. The most widely accepted and used civil calendar internationally.
  8. 20. a celestial body resembling a small planet but lacking certain technical criteria that are required for it to be classed as such.
Down
  1. 1. A large system of dust, gas, stars, and other celestial bodies that has a particular shape.
  2. 2. Modern view of the universe that placces the Sun at the center and th eplanets and their moons revolve around the Sun.
  3. 4. a region of the solar system beyond the orbit of Neptune, believed to contain many comets, asteroids, and other small bodies made largely of ice.
  4. 5. All exisiting matter and space considered as a whole; the cosmos.
  5. 7. The collection of eight planets and their moons in orbit around the sun,together with smaller bodies inthe form of asteriods, meteoroids, and comets.
  6. 9. The total amount of matter in an object.
  7. 10. The distance that ligh travels in one year.
  8. 11. A fixed luminous point in the night sky which is a large, remote incandescent body like the sun.
  9. 12. A description of the universe that placed Earth at the center and the sun, Moon, stars, and all the planets revolve around the Earth.
  10. 14. An imaginary line that runs through the middle of an object (for example, from pole to pole) around which that object rotates; a line at the side or bottom of a graph.
  11. 18. a spherical shell of cometary bodies believed to surround the sun far beyond the orbits of the outermost planets and from which some are dislodged when perturbed to fall toward the sun — compare kuiper belt.
  12. 19. A natural ( for example , the moon) or artifical ( for example, the hubbie space telescope) object theat orbits another object in space.