Across
- 2. A small body of matter from outer space that enters the earth's atmosphere, appearing as a streak of light
- 7. The science that deals with the material universe beyond the Earth's atmosphere
- 8. system: The sun and the celestial objects that are bound to it by its gravitational attraction, including the planets and their satellites, asteroids, comets, and meteoroids
- 9. A meteor that has landed on the Earth's surface
- 10. A celestial object consisting of a mass of gas, dust, and debris that is held together by its own gravity and that shines by the radiation of its own incandescence
Down
- 1. The path of a celestial body or an artificial satellite as it revolves around another body
- 3. An astronomical event that occurs when an astronomical object or spacecraft is temporarily obscured by passing into the shadow of another body
- 4. Pertaining to planets or to the planet Earth
- 5. A celestial object consisting of a nucleus of ice and dust, which, when passing close to the sun, warms and releases gases forming an atmosphere and sometimes a coma
- 6. A fixed luminous point in the night sky which is a large, remote incandescent body like the sun