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This is Scientific American 60-Second Space. I'm Clara Moskowitz.Got a minute?

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Every 11 years, the sun's magnetic activity ramps up, sometimes to a frenzy, causing large sunspots and strong flares.

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Right now we should be in the middle of such a solar maximum.

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But we've yet to see the expected level of activity.

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In fact, this latest solar max has been a bit of a dud.

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"Compared to say the five or six previous cycles, this is really weak."

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That's astronomer Sarbani Basu of Yale University, at the 224th meeting of the American Astronomical Society in Boston on June 3rd.

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"And then when we went back and started comparing with whatever little data we had of the previous cycles,

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we realized it may not be that peculiar after all."

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We don't really know yet whether the current cycle is the oddball, or if previous cycles were unusually strong.

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Ground-based telescopes started closely monitoring solar activity only around 60 years ago.

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And high-quality space-based observations go back just a decade, not even a full solar cycle.

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So astronomers are eagerly awaiting what the future can tell us.

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"It's going to be fun the next few years, I'm looking forward to it."

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Thanks for the minute, for Scientific American 60-Second Space.I'm Clara Moskowitz.

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