Astronomic skys

2. the process or result of joining two or more distinct things into a single, unified entity
4. a massive, glowing cloud of interstellar gas and dust in outer space.
5. the invisible force of attraction between any two objects that have mass or energy
8. dwarf the hot, dense leftover core of a dead star.
10. system our home planetary system
13. one celestial body, such as a planet or moon, passes into the shadow of another or is temporarily obscured from view
14. small icy bodies in the solar system composed of dust, rock, and frozen gases
15. a very young, developing celestial body in the earliest phase of stellar evolution

1. a system of stars, stellar remnants, interstellar gas, dust, and dark matter
3. the curved trajectory of an object under the influence of an attracting force
6. a rocky, metallic, or icy minor planet that orbits the Sun
7. a temporary, massive outburst in a binary star system that causes a previously dim star to suddenly appear incredibly bright
9. patterns of stars in the night sky
11. giant a dying star in the late stages of stellar evolution
12. dwarf a white dwarf that has completely cooled down