Complete Clue List
Across
1. Hottest planet
4. Pint-sized Pluto
8. Mr Bachman, Canadian singer "She's So High"
9. Dog star
12. Comet's 'fuzzy' covering
13. Passage of our second planet across the Sun (Inits)
14. Arabic Caliph (alt.)
15. Causes craters
18. Spinning neutron stars
23. The Sun and Earth belong to __ Solar System
25. Body on far edge of Solar System (Inits)
27. Celestial object: __ dwarf
28. 'Earthrise' by Apollo 8, in short
29. Lunar surface resembles this
30. What retro-rockets do
31. One of Saturn's satellites
Down
1. A giant asteroid
2. Moon of the ringed planet
3. Old French coin
5. Building blocks of matter
6. Mr Malik, Freddie Mercury in "Bohemian Rhapsody"
7. Sun eruption
10. One of the Galilean moons
11. Rigel and Vega, for example
12. Provide food and drink for an occasion
16. He-man and co (Inits)
17. Connections between binary stars: Roche ___
18. Cosmic explorer, like 'Parker'.
19. Type of eclipse
20. Next nearest star system: __ Centauri
21. Saturn moon and Scandinavian toast
22. Jupiter has the most of these
24. Text talk for 'you are'
26. Duration of rocket engine firing (Inits)