Space Science

2. An event when the Sun is partially blocked by the Moon
4. The period of about two weeks where the illuminated part of the Moon is increasing from a new moon to a full moon
5. A name given to the Moon during a lunar eclipse while it is completely in Earth’s shadow
8. An event when the Sun partly or completely disappears from view, while the Moon moves between it and the Earth
9. An imaginary line drawn around the middle of the Earth, equidistant between the North and South poles
10. A model where the Earth was the centre of the universe
12. The half of the Earth north of the equator
15. The region in a shadow where the light is completely blocked
16. The alignment in astronomy of three objects in a straight line
18. The region in a shadow where the light is partially blocked
19. One complete orbit
20. The curved path of a celestial object or spacecraft round a star, planet or moon
21. The region around a mass where another object can experience its gravity or pull
24. The half of the Earth south of the equator
25. The point in the Moon’s orbit when it is furthest from the Earth
26. A model with the Sun as the centre of the solar system

1. The period of about two weeks where the illuminated part of the Moon is decreasing from a full moon to a new moon
3. Occurs when one rotation of an orbiting body takes the same length of time as one orbit
6. The bright area of the Moon and its shape when seen from Earth
7. An event when a full moon becomes dark as it enters the Earth’s shadow
11. A year that happens every four years and has an extra day on 29 February
13. The time taken to complete one orbit or revolution
14. The point in the Moon’s orbit when the Moon is closest to the Earth
17. An event when the Moon blocks the Sun, but the Moon is not at its closest point to Earth, so the outer edge of the Sun is still visible
22. An optical instrument for making distant objects appear nearer and larger
23. An event when the Sun is completely blocked by the Moon