Across
- 2. lord of the rings
- 8. this comet appears every 75 years , it was last seen in 1986
- 9. the arm of the milky way where the solar system is found
- 10. this star is to replace north star
Down
- 1. _________ is a program which analyses radio signals for signs of extra-terrestrial life
- 3. the commander of appolo II
- 4. extreeme supernova
- 5. anti-electron
- 6. kalpana chawalas last mission
- 7. a satellite or moons closest point to the earth