Many objects in space rotate. Earth completes a spin in roughly 24 hours, while Venus takes a whopping 243 Earth days. The moon's rotational period is about 27 days. The sun, it turns out, also ...

Astronomers have found that the rotational profile of a nearby star, V889 Herculis, differs considerably from that of the Sun. The observation provides insights into the fundamental stellar ...

Analysis of a century of solar images from an Indian observatory reveals that different features on the Sun’s chromosphere 1, the layer above the visible photosphere, all show the star’s uneven ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Our grasp of how stars rotate is "insufficient," with implications on ...