Across
- 1. an objects resistance to movement.
- 4. region in the outer solar system,past Neptune.
- 6. large ball of gas held together by it's own gravity.
- 8. how much "stuff" is in something.
- 10. star exhausts its core hydrogen fuel creating a ...
- 11. the planet you are on right now.
- 14. also known as the north star.
- 15. man made object that orbits the sun, moon, planets, etc collecting information.
- 17. first element on the periodic table
- 18. gas, dust, billions of stars,and their solar systems.
- 19. a group of stars that form a pattern.
- 20. way spiral galaxy that contains our solar system.
- 23. in Greek mythology she is the daughter of Cepheus and Cassiopeia.
- 25. Hercules was sent to kill this animal, which was terrorizing all of Nemea
- 26. 8 of them orbit our sun.
- 27. the earth does this around the sun
Down
- 2. 3 stars generally bonded together.
- 3. modern space station, known as ISS.
- 5. the big dipper is part of this constellation
- 7. unit of astronomical distance equivalent to the speed of light.
- 9. is the brightest star in the sky, also known as the "dog star".
- 12. first ever human-made object to enter interstellar space.
- 13. an hour and a half in minutes.
- 16. nothing not even light can escape
- 17. space telescope named after an astronomer named Edwin Powell Hubble.
- 21. a cloud of dust in gas in outer space visible in the night sky.
- 22. 4th sign of the zodiac constellations
- 24. a force that pulls you down to the ground.