Across
- 3. a theory on a possible death of the universe via losing all the all the energy that it holds.
- 5. A galaxy is a system of stars, stellar remnants, interstellar gas, dust, and dark matter bound together by gravity.
- 7. A black hole with a much greater magnetic force That is normally at the middle of a galaxy.
- 9. A planet without A star or any thing to orbit.
- 10. The main theory explaining how the universe started
- 13. A star with a large surface area it is also red and very bright.
- 14. Objects in space like to orbit around bigger or denser objects.
- 15. A group of galaxies collected together along with rouge stars.
- 16. A strong Gravitatonal force draging even light into it, and it is also a part of a black hole.
Down
- 1. A binary star or binary star system is a system of two stars that are gravitationally bound to and in orbit around each other.
- 2. An giant sphere with a strong luminous light, comprized of plazma.
- 4. a celestial body resembling a small planet but lacking certain technical criteria that are required for it to be classed as such.
- 6. A gas cloud in space that can make new stars over the course of time.
- 8. The only way a black hole may die as its own protons destroy each other over the course of time until the black hole dies.
- 11. A group of stars that form a pattern.
- 12. Mercury is the first planet from the Sun and the smallest in the Solar System.