Here’s how it works. An artist's visualization of some of the spots on red giant XX Trianguli. (Image credit: Viktor Varga & Ádám Radványi (Moholy-Nagy University of Art and Design, Budapest)) ...

Growing sunflowers is an incredibly rewarding experience, especially when you see those giant blooms towering over your garden. Native to North America, sunflowers (Helianthus annuus) are known ...

When the Sun runs out of hydrogen fuel and expands into a red giant, it will eventually encompass the innermost planets of the solar system, out to about Earth’s orbit.

These best-yet images of the nearby star R Doradus show giant plasma bubbles 75 times bigger than our sun rising and sinking on its surface. (Image credit: ALMA (ESO/NAOJ/NRAO)/W. Vlemmings et al ...

The images show the surface of the star R. Doradus, a red giant star 180 light-years away in the Dorado constellation. The star has a diameter about 350 times that of the sun, and it serves as a ...

Thankfully, our sun's sunspot activity occurs along an approximate 11-year cycle, giving us some indication of when to expect this solar weather.

Giant 'senior citizen' sunspot on 3rd trip around the sun could break a century-old record Behold, 'The Beast': Gigantic animal-like plasma plume 13 times wider than Earth hovers over the sun ...