Across
- 3. this is a high mass star that's core has survived its supernova
- 5. – This the planets farthest away from the sun (excluding Pluto) and is the smaller of the two gas planets
- 8. The most famous of the astronomical phenomena called polar lights.
- 9. – This is the first planet found with the aid of a telescope. It is also the bigger of the two gas planets
- 10. The distance that light travels in one year, a unit of "measurement".
- 12. An icy, “snowball” is space that is made up of frozen gases, rock and dust that orbit the Sun
- 13. The theory that we believe created the universe and everything in it.
- 14. A fragment of rock or iron from outer space, can be small or big.
Down
- 1. A system of stars, stellar remnants, interstellar gas, dust, and dark matter that is bound by gravity.
- 2. This is a star after they have exhausted their nuclear fuel. This star was once a red giant but has not cooled down yet
- 4. – this is a dying star in the last stages of stellar evolution. Our sun will turn into one after a few billion years, expanding and engulfing the inner planets.
- 6. The system that our planet, with many others, resides in.
- 7. A planet close to earth named after the Roman goddess of love and beauty.
- 11. This occurs when the Sun, Moon and Earth are aligned. The Moon casts a shadow that partially blocks sunlight.