space
Across
- 1. The total or partial obscuring of one celestial body by another
- 3. A large celestial body that orbits a star and has cleared its neighborhood
- 5. A massive system of stars, gas, and dust held together by gravity.
- 9. The curved path of a celestial object around a star or planet.
- 12. High-energy particles or waves emitted by stars
- 15. A retired NASA spacecraft designed for reusable orbital missions
- 16. A greenhouse gas found in the clouds of Uranus and Neptune
- 18. A "dirty snowball" that develops a tail near the Sun
- 19. A rocky body orbiting the Sun, mostly found between Mars and Jupiter.
- 20. The oval-like shape of certain galaxies or planetary paths.
- 21. The whole of all space, time, matter, and energy.
- 23. diagram A proportional drawing showing relative sizes or distances
- 24. The force of attraction that keeps planets in their paths
- 26. The lightest and most abundant element in space
Down
- 2. A massive, glowing sphere of plasma held together by gravity
- 4. The branch of science that studies the physical universe
- 6. The envelope of gases surrounding a planet or moon
- 7. A pattern of stars named after a mythological figure or object
- 8. A unit of astronomical distance equal to about 6 trillion miles
- 10. An object, natural or man-made, that circles a planet
- 11. dust: Fine particles of matter scattered throughout space
- 13. A recurring arrangement, like the cycle of lunar phases
- 14. A vast interstellar cloud of gas and dust
- 17. A streak of light caused by a space rock burning in the air
- 22. The imaginary line a planet rotates around
- 23. A group of interacting celestial bodies, like our Solar one
- 25. An uncrewed vehicle used to gather data from deep space