On March 29, 2025, the Moon will glide across the Sun's face for a couple of hours, giving much of North and Central America ...

Perhaps it’s time to take a look. The solar cycle refers to the 11-year period of solar activity from a maximum of observed sunspots through a minimum to a new maximum. The sunspots are the ...

Sunspots are permanent, dark flat spots that appear on areas of skin frequently exposed to the sun. Sunspots are harmless but may be mistaken for a more serious symptom like skin cancer.

Even if the specific monthly peak of the cycle has passed, it doesn't mean solar activity is over. Strong solar activity ...

Astronomers track the sun's 11-year cycle by counting sunspots. Also, we're expecting a strong geomagnetic storm and aurora to arrive on Saturday night. Multiple sunspot groups — 13 in all ...

Sunspots are also called age spots or actinic keratoses (or liver spots, but they have nothing to do with the liver). They are larger than freckles: sometimes the size of a small coin, and appear ...

Some U.S. states could be treated to a northern lights display thanks to a minor geomagnetic storm on the sun, according to space forecasts.

On March 29, 2025, a partial solar eclipse will grace skies across the northern hemisphere. Viewers in Vermont, New York, and New Hampshire could witness this celestial event during sunrise, offering ...

NASA proclaimed 2024 to be “Heliophysics Big Year,” and with good reason. Heliophysics is the study of the sun, and 2024 gave ...

Observing an eclipse of the sun is always fascinating, but on March 29, 2025 — when a partial solar eclipse is visible in the Northern Hemisphere — there will be an extra reason to do so.As well as up ...