An Ancient Universe (for teachers; on how we know the age of the universe is much longer than creationists claim; with B. Partridge, G. Greenstein, and J. Percy)

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An Astronomer Looks at Astrology (skeptically)

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Astronomy in Popular Culture (A Quiz)

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The Expanding Universe (brief introduction; click on the title and the article expands into view)

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Gamma-Ray Bursts (brief introduction for the general public)

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How Astronomers Search for Intelligent Life in Space (brief article for beginners; click on the title)

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How Fast Are You Moving When You Are Sitting Still? (the motions of the Earth for teachers)

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Insights from a Survey of Astronomy Instructors in Community and Other Teaching-Oriented Colleges in the United States (in Astronomy Education Review)

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Introduction to Telescopes (brief guide for beginners; scroll down, click on title, and the article will expand)

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Light as a Cosmic Time Machine (brief introduction for the general public)

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Lives of the Stars (a brief introduction for the general public)

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Mars (a brief introduction)

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"Music of the Spheres" in Education Using Astronomically Inspired Music (in Astronomy Education Review)

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Planets Around Other Stars (brief introduction for the general public)

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Steps and Missteps Toward an Emerging Profession (Education and Outreach in Astronomy)

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Teaching Astronomy with Science Fiction (in Astronomy Education Review)

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Teaching What a Planet Is A Roundtable on the Educational Implications of the New Definition of a Planet (in Astronomy Education Review)

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What's a Planet and Why is Pluto not in the Planet Club Anymore? (brief introduction)

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Women in Astronomy

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A Flag for Your Planet (Family Activity)

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Family Heroes: Should Uncle Fred be in the Sky? (thinking about constellations, for families)

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Finding Your Way to Mars, Pennsylvania: An Astronomy and Geography Activity

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How High Up is Space

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The Universe At Your Fingertips Activity: Picture an Astronomer

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Sky Heroes: Reinventing the Constellations (for classrooms)

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Starry Lives, Starry Skies: Observing Different Stages in Stellar Evolution

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Where Bill Gates' Great Grand-Daughter Will Go For Her Honeymoon: The Top Astronomical Tourist Sights
Solar System version
Hubble version

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