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A fiery red ball against a dark background.

The sun's poles may have powerful magnetic tornadoes

By Samantha Mathewson published

The sun may have swirling polar vortices similar to those on Earth, but powered by a very different source, according to a new study.

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a bright flare of light on a wavy, fuzzy-looking background

Sun erupts with powerful X2.3 solar flare, triggers radio blackouts (video)

By Meredith Garofalo published

A X2.3 solar flare Wednesday morning (Nov. 6), leading to shortwave radio blackouts for parts of the southern hemisphere.

The Sun
Two scientists in white coveralls examine a black piece of space tech with wires on one end.

New NASA coronagraph will measure temperature, speed of solar wind from ISS

By Conor Feehly published

We're about to learn more about the solar wind, thanks to NASA's Coronal Diagnostic Experiment (CODEX), which just arrived at the International Space Station aboard a SpaceX Dragon cargo spacecraft.

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An artist's depiction of NASA's Parker Solar Probe flying past Venus.

NASA's Parker Solar Probe flies by Venus before historic sun encounter

By Sharmila Kuthunur last updated

NASA's Parker Solar Probe swoops in for its seventh and final swing past Venus ahead of its history-making encounter with the sun on Christmas Eve.

The Sun
A giant white flare, like an X bursts from the center of a fiery surface, blazed with reds and oranges in a swirling inferno.

X-class Halloween solar flare erupts from sun, causes radio blackouts (video)

By Meredith Garofalo published

The sun erupted with an X-class solar flare on Halloween, and solar activity is expected to remain high through Nov. 3.

The Sun
white flares of light erupt from a dark blue circle on a light blue background

Watch sun erupt in 1st images from NOAA's groundbreaking new satellite (photos)

By Samantha Mathewson published

NOAA shared new images taken by the world's first operational space-based coronagraph, CCOR-1, captured during a solar storm outburst.

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still image from a video showing the x-class solar flare eruption from the sun.

Watch sun unleash major X-flare in epic solar eruption (video)

By Daisy Dobrijevic published

We could expect even more eruptions from this sunspot region in the coming days as it rotates to face Earth.

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graphic illustrating solar maximum, a close up graphic of the sun is in the background and "what is solar maximum" is written in large letters in the foreground.

What is solar maximum and when will it occur?

By Daisy Dobrijevic last updated

Reference Want to know more about solar maximum and how it affects us? Read our complete guide on what solar maximum is and when it might occur.

Reference
red and green auroras dance above hills and trees in a dark sky

Solar Cycle 25 is still in max phase, so more aurora-boosting sun storms could be coming

By Meredith Garofalo published

Solar Cycle 25 remains in its maximum phase, and more powerful sun storms are likely to come over the next few months, experts say.

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NASA’s Solar Dynamics Observatory captured this image of a X1.4 solar flare — seen as the bright flash on the right — on Oct. 9, 2024.

Solar storm bombarding Earth now may reach 'extreme' levels, sparking auroras down to Alabama and straining hurricane-weakened power grids

By Tariq Malik published

A severe solar storm sparked by an intense flare from the sun could reach "extreme" levels as it bombards Earth, NOAA officials warned Thursday (Oct. 10).

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