KnowraEarth’s rotationLinked fromLinked fromThe 47 pages that link to Earth’s rotation, each with the reason it gives.All 47Broader topic 3Related 39Narrower topic 5Sidereal timeNarrower topic: Sidereal time tracks this rotation against distant stars rather than the Sun.Hour angleNarrower topic: This rotation makes most objects’ hour angles increase over time.North PoleNarrower topic: The North Pole is defined by the axis of this planetary rotation.Polar alignmentNarrower topic: A mount aligned parallel to this axis can counteract the apparent daily motion of stars.EveningNarrower topic: The rotation carries locations from daytime toward evening and night.