Across
- 2. axis rotation of an equatorial mounting that is set parallel to the earths axis
- 7. a large invasive plant and a nebula
- 8. a beta gem in the winter hexagon asterism
- 10. -124.97GeV/c2
- 12. a flower and a galaxy:how’s that Vincent
- 14. high quality telescope lenses are made of this
- 18. apollo 10 connection to peanuts
- 21. telescopic support vane
- 22. a quark with allure
- 23. nocturnal strigiform and a nebula
- 24. abberation found in telescopes
Down
- 1. Lyras brightest star
- 2. most stable positive hadron
- 3. positively charged particle ejected from the nuclei of a radioactive element
- 4. elementary particle combine to form hadrons
- 5. largest impact crater seen by mariner 10 on mercury ……… basin (7)
- 6. degree of brightness of a star
- 8. galaxy m101 is also known as?
- 9. eighth part of a circle:constellation
- 11. son of Poseidon
- 13. particle of electromagnetic radiation
- 15. a stabilised constellation
- 16. division of time determined by daily motion of stars
- 17. elestial body made of ice and dust may have two of these
- 19. Saturnian moon with dense atmosphere
- 20. retrograde moon of Neptune