A network of powerful ground-based telescopes captured rare starspot-crossing events on TOI-3884b, revealing cooler patches on the star’s surface and rapid changes tied to its rotation. By combining ...

Earth is the planet we have the best opportunity to understand in detail—helping us see how other rocky planets behave, even ...

This Wednesday (July 9) might feel short and cramped as the Moon would be affecting the speed of our planet’s rotation. Typically, Earth took around 24 hours, or 86,400 seconds, to complete one ...

Mars’ rotation is speeding up slightly, but enough for scientists to notice. A new study suggests the cause could be a ...