Space

2. the next stage for a star similar to the sun after it runs out of hydrogen
4. the observed increase in wavelength of light emitted from distant galaxies
5. The end point of massive stars, formed as they collapse to a singular point of infinite density
9. Acronym for one of the main pieces of evidence for the big bang
10. The first stage stars go through after forming from a nebula
11. A hypothesised type of mass that cannot be observed by current methods
13. The number of planets in out solar system
14. A cloud of dust and gas

1. A mass that orbits a larger body another e.g. the moon
3. The name of our galaxy
5. The currently accepted model for the origin of the universe.
6. The stable state of all stars
7. formed when a star similar to the sun runs out of hydrogen before cooling and contracting
8. A hypothesised form of energy, believed to be responsible for the universe's increasing rate of expansion
12. The explosion of a massive star.