Tag Archives: the sun

Moving with the Tides

Have you ever been to the beach? If you’re from California like me, then I’m betting you have. If you’re from a place that’s not near an ocean and you’ve never been near the water all your life, then I’ll … Continue reading

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Newton and Gravity

So, the moon stays in orbit around the Earth, right? Yeah, I thought so. But why? The moon’s orbit is not a straight line, which means it’s accelerated motion (using the physics definition, which is absolutely any change in speed or … Continue reading

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Galileo and the Telescope

When you hear the name “Galileo Galilei,” what immediately comes to mind? If you thought, “inventor of the telescope,” you’re not alone. I also wouldn’t be surprised if you thought “condemned by the Inquisition for believing the Earth orbited the … Continue reading

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Johannes Kepler and Planetary Motion

Thales and Pythagoras suggested that the natural world could be understood. Aristotle dared to imagine what was beyond the Earth. Plato encouraged thought about the universe, even if he did take astronomy one step forward and two steps backward. Copernicus … Continue reading

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Tycho Brahe, the Observer

It is surprisingly difficult to find a flattering image of Tycho Brahe. Honestly. Do me a favor and do a Google image search for the guy. It’ll come up with all sorts of disfigured images, mostly because his nose got … Continue reading

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The Copernican Revolution

Nicolaus Copernicus lived from 1473-1543, a time when rebellion against the Church was at its height. And unfortunately for the astronomy of the time, it had gotten inextricably tied up with Christian teachings. In that time, heaven and hell weren’t … Continue reading

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Archaeoastronomy

Imagine that you’re living sometime around 2000 BCE, give or take a thousand years or so. That’s about 4000 years before our time. You look up at the sky at night, and see it filled with numerous points of light. … Continue reading

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The Eclipse Seasons

There can be no doubt that solar and lunar eclipses are some of the most fascinating sights for the “naked” eye. (And I say “naked” under the assumption that you know never to look directly at the sun without approved protection!) … Continue reading

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The Annular Eclipse

An annular solar eclipse is…an interesting sight, to say the least. (I sincerely hope the photographer didn’t fry his camera taking this picture. Enough light from the sun is still reaching us to fry your retina, or damage your optics…) … Continue reading

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The Path of Totality

A solar eclipse is the most amazing astronomical sight you’ll ever see. Not only is it the only time you’ll ever be able to clearly see the “new moon” phase of the moon, it’s the only time you’ll ever see … Continue reading

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