First of all the rotation axis changes relative to the Earth’s surface which is referred to as polar motion. The main component of polar motion is the so-called Chandler wobble. Although it was ...

Data from the Gaia spacecraft shows that even unassuming stars can host monumental companions like massive planets.

It reveals that the Earth's inner structure is less synchronized than we previously believed. The inner, solid part of Earth's core behaves like a spinning top; it rotates around its axis along ...

An exoplanet is a planet outside our solar system that usually orbits a star in our galaxy. More than 7,000 have been found ...

The Ukiah Latitude Observatory has a rich history, from its role in global scientific research to its ongoing cultural ...