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by former Southworth Planetarium Director Edward Herrick-Gleason

The Wandering Astronomer

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  • Mogh Ruith Virtual Planetarium–COMING SOON!

Earth

  • How Did the Moon Form? The Violent Collision That Created Earth’s Moon
    August 25, 2026

    How Did the Moon Form? The Violent Collision That Created Earth’s Moon

    World’s Edge Publishing
  • Why Does the Moon Orbit Earth When the Sun’s Gravity Is Greater Than Earth’s?
    August 6, 2026

    Why Does the Moon Orbit Earth When the Sun’s Gravity Is Greater Than Earth’s?

    World’s Edge Publishing
  • Planet Sizes Compared to the Sun: A Scale Model of the Solar System
    August 4, 2026

    Planet Sizes Compared to the Sun: A Scale Model of the Solar System

    World’s Edge Publishing
  • How long does it take light from Alpha Centauri to reach our eyes?
    August 1, 2026

    How long does it take light from Alpha Centauri to reach our eyes?

    World’s Edge Publishing
  • Why is there no light at the North Pole for six months?
    July 31, 2026

    Why is there no light at the North Pole for six months?

    World’s Edge Publishing
  • Is it true that the North Pole has exactly six months of day and six months of night?
    July 31, 2026

    Is it true that the North Pole has exactly six months of day and six months of night?

    World’s Edge Publishing
  • Can you explain Kepler’s laws? Why does each planet move on an elliptical orbit?
    July 27, 2026

    Can you explain Kepler’s laws? Why does each planet move on an elliptical orbit?

    World’s Edge Publishing
  • How Close Would a Supernova Have to Be to Destroy Life on Earth?
    July 26, 2026

    How Close Would a Supernova Have to Be to Destroy Life on Earth?

    World’s Edge Publishing
  • What are the odds of the sun exploding and destroying life on Earth in a few billion years? What can humanity do to prevent this from happening?
    July 25, 2026

    What are the odds of the sun exploding and destroying life on Earth in a few billion years? What can humanity do to prevent this from happening?

    World’s Edge Publishing
  • A Lunar Size Conundrum
    July 25, 2026

    A Lunar Size Conundrum

    World’s Edge Publishing
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Explore the cosmos with Edward Herrick-Gleason, Director of the Southworth Planetarium . We’ll find much to engage us: from the moon phases to the complex planetary motions to the formation of galaxies. Along the way we’ll discover that the celestial realm and terrestrial world are inextricably linked, for the former gave rise to the latter and, of course, to us, as well.

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  • Mogh Ruith Virtual Planetarium–COMING SOON!

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