Christmas in Summer:
In countries located in the southern hemisphere such as Australia, New Zealand, South Africa, and parts of South America, Christmas is celebrated in the summer season. This is because the southern hemisphere experiences summer during the months of December and January, which is when Christmas falls.

Motions of the Earth - Overview:
The Earth undergoes various motions that contribute to the changing seasons and the different lengths of days and nights experienced around the world. These motions include:

1. Rotation:
- The Earth rotates on its axis, an imaginary line that runs from the North Pole to the South Pole.
- This rotation causes day and night as different parts of the Earth face towards or away from the Sun.

2. Revolution:
- The Earth revolves around the Sun in an elliptical orbit, taking approximately 365.25 days to complete one orbit.
- This revolution is responsible for the changing seasons as different parts of the Earth receive varying amounts of sunlight throughout the year.

3. Axial Tilt:
- The Earth is tilted on its axis at an angle of approximately 23.5 degrees.
- This tilt is the reason for the seasonal changes and the varying lengths of days and nights experienced in different parts of the world.

4. Precession:
- The Earth's axis wobbles like a spinning top, a phenomenon known as precession.
- This wobbling motion occurs over a period of about 26,000 years and contributes to changes in the orientation of the Earth's axis.
Overall, the motions of the Earth play a significant role in determining the global climate, seasonal changes, and the distribution of sunlight that different regions receive, leading to variations in the timing and nature of celebrations like Christmas.

25th December in night time When
Jesus Christ was born