Earth and Space

3. /The coldest planet rotating around the sun
4. /The planet that rotates on its side
7. /The circumstance where different colours are shown in the sky and usually occur in the northern hemisphere
10. /In this stage the process of helium fusing into carbon occurs in the core of the star
11. /When the moon blocks the sunlight emitting from a star
12. /The stage that stars go through which consists of hydrogen fusing to create helium
13. /The star has enough mass built up from other stages to explode
14. /The nucleus is cold but when coming near the sun, the nucleus becomes hot and releases gases and dust

1. /Used to calculate the distance light travels
2. /The theory which is said to have created our planet through a colossal explosion
5. /When planets rotate around a star
6. /Where a multitude of stars, gas and dust are located
8. /An object which floats around in the atmosphere without burning up and is made out of rocks
9. /The planet that takes the shortest time to orbit the sun