Jumping back in time, Thuban was positioned as a North Star some 4,700 years ago, as early civilizations thrived in ...

Ancient Chinese astronomer Shi Shen’s star catalog, known as The Star Manual of Master Shi, is now considered the oldest star ...

While Earth's slowdown is not noticeable on human timescales, it's enough to work significant changes over eons. One of those ...

Earth spins once a day on its axis of rotation. This imaginary line that joins the North Pole and the South Pole is tilted by about 23.4 degrees and is known as Earth's axial tilt. This tilt ...

The initially fast rotation becomes slower because the masses move away from the axis of rotation, increasing physical inertia. In physics, we speak of the law of conservation of angular momentum ...