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  1. Extended solar minimum linked to changes in Sun’s conveyor belt

    Results from a new study should help scientists better understand the factors controlling the timing of solar cycles and could lead to better predictions.

    • Sun + Space Weather

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  2. Alice Lecinski, Phil Judge, and Don Kolinski

    A century of eclipses

    Between 1969 and 1971, NCAR scientist John Eddy set out to archive an important part of the history of both photography and astronomy. Eddy collected more than 100 pictures of total solar eclipses taken from the late 1800s into the mid-1900s.

    • Sun + Space Weather

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  3. NCAR Mauna Loa Solar Observatory

    Blue skies—and more data

    NCAR’s Coronal Multichannel Polarimeter (CoMP) found a new home early this year on Hawaii’s Mauna Loa, a high-elevation paradise for astronomical observers.

    • Sun + Space Weather

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  4. Satellite imagery helps scientists study Sun’s plasma jets

    Solar scientists have long debated why the Sun's corona, or atmosphere, is millions of degrees hotter than its surface. Images retrieved by the Hinode satellite, launched in 2006, are shining some light on this paradox.

    • Sun + Space Weather

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  5. UCAR Magazine

    Looking within the min

    If the last few years have seen a so-called quiet Sun, its silence has spoken volumes. Researchers have taken advantage of a raft of new sensors and a special observing campaign to learn much about what happens when the sun temporarily powers down.

    • Sun + Space Weather

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