1. Visit science.nasa.gov/ for breaking science news.

    Comet Pan-STARRS has survived its encounter with the sun and is now emerging from twilight in the sunset skies of the northern hemisphere. A NASA spacecraft monitoring the comet has beamed back pictures of a wild and ragged tail.

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  2. Visit science.nasa.gov/ for breaking science news.

    Forecasters say solar maximum is due in 2013. To prepare, the UN is organizing an international response to stormy space weather.

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  3. Visit science.nasa.gov/ for breaking science news.

    Something unexpected is happening on the sun. 2013 is supposed to be the year of Solar Max, but solar activity is much lower than expected. At least one leading forecaster expects the sun to rebound with a double-peaked maximum later this year.

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  4. Visit science.nasa.gov/science-news/science-at-nasa/2013/26feb_russianmeteor/ for more.

    Two weeks after an asteroid exploded over Russia's Ural mountains, scientists are making progress understanding the origin and make-up of the unexpected space rock. This week's ScienceCast presents their latest results.

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  5. Visit science.nasa.gov/ for breaking science news.

    The planet Mercury is about to make its best apparition of the year for backyard sky watchers. Look west at sunset for a piercing pink planet surrounded by twilight blue.

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NASA ScienceCasts

Science@NASA

ScienceCasts are short videos about fun, interesting, and unusual science topics encountered by NASA’s science missions.

For more, please visit science.nasa.gov/

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