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    Geoff Gaherty

    Starry Night Education
    The Geminid meteor shower peaks the week of Dec. 9, 2015. Astrophotographer Cody Limber took this composite image during the Geminid meteor shower on Dec. 14, 2013.
    Geminid Meteor Shower Puts on Dazzling Display This Week

    The Geminid meteor shower peaks this week. Here's how to see it.

    • Blue Moon of July 2015
      Full Moon on Friday Is a Blue Moon: Here's Why

      On Friday, much of the world will have the opportunity to observe a Blue Moon: A somewhat rare occurrence that doesn't have anything to do with the moon's color.

      By Geoff Gaherty Published 29 July 15

    • A Quadrantid meteor shower streaks across the night sky over Tenerife in Spain's Canary Islands in this 2012 photo captured by photographer Roberto Porto. The 2015 Quadrantid meteor shower will peak on Saturday, Jan. 3.
      First Meteor Shower of 2015 Peaks This Weekend

      Stargazers can start the New Year off with a bang this weekend as the first meteor shower of 2015 reaches its peak on Saturday night (Jan. 3). Here's how to see the 2015 Quadrantid meteor shower.

      By Geoff Gaherty Published 2 January 15

    • Partial Solar Eclipse as Seen in Juneau, AK, on Oct. 23, 2014
      How to Safely Watch Next Week's Partial Solar Eclipse

      Millions of people across North America will have a chance to observe a partial solar eclipse next week, weather permitting.

      By Geoff Gaherty Published 16 October 14

    • Minimoon and Supermoon Comparison 2014
      Smallest Full Moon of 2014 Rises Tonight: Here's Why

      By Geoff Gaherty Published 15 January 14

    • null
      How to Spot Giant Asteroid Vesta in Night Sky This Week

      Vesta, the brightest and second largest asteroid, can be seen in the constellation Capricornus.

      By Geoff Gaherty Published 4 August 11

    • Six planets and the waning crescent moon arrayed in the dawn sky on Saturday April 30, as seen from Los Angeles, California.
      Six Planets Now Aligned in the Dawn Sky

      Skywatching tips for how you can view six planets aligned above the rising sun.

      By Geoff Gaherty Published 29 April 11

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