Across
- 1. The distance that light can travel in one year
- 3. An imaginary line from the North Pole to the South Pole
- 5. planets that are found orbiting pulsars, or rapidly rotating neutron stars
- 7. A vast region of empty space between galaxy clusters and superclusters
- 9. A second full moon occurring in a month
- 10. Dwarf planet Ceres is the largest object in the asteroid belt between Mars and Jupiter
- 13. Most of the universe consists of this matter, which cannot be seen but can be detected by its gravitational effect
- 16. Goes around the earth
- 19. a large ball of gas in space that produces light
- 21. in our solar system
- 24. The curved path a celestial object takes around a star, moon, or planet
- 25. two large structures in gamma-rays above and below the Galactic center
- 26. The passage of a celestial body in front of a larger body or across the meridian
- 27. A rapidly spinning neutron star that emits radio waves
- 30. Also called failed stars, are large planets mainly made of gases like hydrogen and helium
- 32. a meteor that survives their passage through the earth's atmosphere such that part of it strikes the ground
- 35. a vehicle used for traveling or carrying things into space
- 39. The point above you is this.
- 41. The innermost and darkest part of a shadow cast by an illuminated body that blocks all light
- 42. Beautiful glowing lights in the sky at the North and South Pole
- 45. Bright ball of fire in the sky
- 46. A star that suddenly shines brightly for a few months due to a nuclear explosion before returning to its original state
- 47. A small rocky body that moves around the sun mainly between Mars and Jupiter
- 48. an unusual ring galaxy in the constellation of Serpens Capu
- 51. a small body moving in the solar system that would become a meteor if it enter the earth's atmosphere
- 52. is the study of everything in the universe beyond Earth's atmosphere
- 54. Third planet from the sun
- 55. is a region of space between the orbits of Mars and Jupiter where most of the asteroids in our Solar System are found orbiting the Sun
- 57. A star that is always visible above the horizon, for example, the North Star
- 61. is a faint glow visible on the unlit side of the planet Venus in its crescent phase
- 62. is the innermost and third-largest of the four Galilean moons of the planet Jupiter
- 64. A flight made by a spacecraft past an object for the purpose of observation
- 65. Sometimes referred to as a dirty snowball, it is a small mass of rock and ice that orbits the sun
- 66. This is a medium-sized star like the sun
- 67. A huge cool star near the end of its life that gives out a red light
- 68. Sixth planet from the sun
- 69. Opposite of White hole
- 70. The area around a star where conditions are right to sustain life
Down
- 2. This is an extremely large collection of stars that extends over billions of light-years
- 4. A small cool star that is less bright than the sun
- 5. Was formally a planet but now is a Dwarf Planet
- 6. A planet that orbits a star outside the Earth’s solar system
- 8. is a triple-star system with a combined apparent magnitude of 1.77
- 11. An object that is sent into space and revolves around the Earth or another planet for the purpose of gathering information or communication.
- 12. Two stars that revolve around a common center of gravity
- 14. a number of meteors that appear to radiate from one point in the sky at a particular date each year, due to the earth's regularly passing through a field of particles at that position in its orbit
- 15. Found in remote areas of the universe, this massive, exceptionally bright celestial object gives out incredible amounts of energy and is said to be powered by a black hole
- 17. An apparent change in a celestial object’s position when viewed from two different angles. Scientists use it to measure the distances of stars from the Earth.
- 18. second planet from the sun
- 20. fourth planet from the sun
- 22. This giant cloud of dust and gas in space contains the raw materials stars are made of
- 23. Makemake is the second-brightest object in the Kuiper Belt as seen from Earth
- 25. A sudden burst of energy from a star like the sun
- 28. a highly magnetized rotating neutron star that emits beams of electromagnetic radiation out of its magnetic poles
- 29. A small, dim dying star that has collapsed to roughly the size of the earth
- 31. Seventh planet from the sun
- 33. A violent explosion that occurs upon the death of a star
- 34. The portion of our galaxy that orbits the sun
- 36. takes its name from the long antenna-like "arms" extending far out from the nuclei of the two galaxies
- 37. Opposite of Black hole
- 38. first planet near the sun
- 40. fifth planet from the sun
- 43. is a galaxy with a circle-like appearance
- 44. An object that is like a small planet but does not fit the description of a planet
- 46. Eighth planet from the sun
- 49. transient radio pulse of length ranging from a fraction of a millisecond to 3 seconds
- 50. An imaginary belt in the sky that contains the 12 of these symbols
- 53. A rock from space that enters Earth’s atmosphere and burns away as a streak of light. We also call it a shooting star
- 56. The most common kind of galaxy in the universe, it contains only a few million stars
- 58. The spinning of a celestial body around its central axis
- 59. spiral-shaped galaxy that holds our solar system
- 60. A phenomenon caused by the Earth passing between the sun and a full moon
- 63. is the most luminous and massive stellar system within 10,000 light-years of Earth
- 68. Name of crossword