The rotation of the Earth on its axis results in the objects in the sky appearing to rise and set each day and this motion is called diurnal or daily motion. You can visualize this effect by imagining that you are riding on a playground merry-go-round.
The daytime sky as seen with an all-sky camera February 2, 2002 from the Rosemary Hill Observatory. Click on the image to see a movie of a full day from sunrise to sunset.
The nighttime sky as seen with the nighttime CONCAM February 2, 2002 from the Rosemary Hill Observatory. Click on the image to see a movie of a full night.
What would this look like from the South Pole? Click on the image to see a movie of a full day.
