As the Sun progresses through the solar cycle, the dark, planet-size regions of strong magnetic fields on the surface of the Sun appear larger and are more frequent.

As the Sun progresses through the solar cycle, the dark, planet-size regions of strong magnetic fields on the surface of the Sun appear larger and are more frequent.

Sunspots are the most striking phenomenon of the solar magnetic field. After the invention of the telescope early in the 17th ...

Our Sun has a case of chickenpox. The past few nights have been prime opportunities to witness something we call “sunspots”, splotches of black dots on the surface of the Sun. There are over a ...

These spots are even larger than the entire surface of our sun — which is why XX Tri has been dubbed "the most spotted star in the sky," Kővári said.

Scientists have released the closest images ever to the sun, captured by NASA’s Parker Solar Probe flying 3.8 million miles ...

Scientists have spotted an aurora signal caused by electrons accelerating through a sunspot on our star's surface for the first time ever.

Last fall, NASA's Mars rover spotted a massive spot on the surface of the Sun — and now, that ginormous maw is looking directly at the Earth.

Newly released imagery from NASA shows the Sun's corona in stunning detail after the Parker Solar probe performed its closest ...

Like most Floridians, you’re probably overexposed to ultraviolet (UV) rays — and the result can be sun damage. Dark spots, freckles, hyperpigmentation and wrinkles appear, and they tend to be ...

The sun has more spots this year. Sunspots are the sites of powerful magnetic storms where plasma wells up and falls back to the surface. They show up as darker spots because they are slightly ...

At almost five times the diameter of Earth, sunspot AR3190 is an attention-seeking blob on the surface of our star — so big you can currently see it whenever the sun is shining.