Category Archives: On Science and the Cosmos

Something for Thursday

Posted on April 24, 2025 by ksedinger

Here’s something genuinely fascinating: a representation of the constituent stars of Orion, if one was able to take a journey all the way around the constellation.

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I like big rockets and I cannot lie

Posted on July 31, 2024 by ksedinger

I continue to be excited about the increasing likelihood that I will actually see humans landing again in my lifetime. It’s been an awfully long time. (via)

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And now, a word from Hubble

Posted on July 12, 2024 by ksedinger

An image, actually: Explanation: This new image features NGC 1546, a nearby galaxy in the constellation Dorado. The galaxy’s orientation gives us a good view of dust lanes from slightly above and backlit by the galaxy’s core. This dust absorbs … Continue reading →

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Aurora

Posted on May 11, 2024 by ksedinger

If you were anywhere north of, say, whatever latitude it is that the Pennsylvania’s northern border sits on, you were under instructions to get outside and look at the northern sky because the sun was blasting out magnetic particles that … Continue reading →

Posted in On Exploring Photography, On Nature, On Science and the Cosmos, Photographic Documentation | Tagged , , | 1 Comment

Farewell, Hunter

Posted on April 26, 2024 by ksedinger

This is likely my final photo of Orion the Hunter for this season; the time for the winter stars is passing quickly now. Farewell, Hunter, and good hunting in other skies until we meet again!  

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Tone Poem Tuesday

Posted on April 16, 2024 by ksedinger

Composer Eric Whitacre, whom I have featured several times in this space before, is an always fascinating voice to return to. I had, in fact, forgotten about him until the week before the eclipse, when I looked up classical music … Continue reading →

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Sun and Moon (and clouds)

Posted on April 8, 2024 by ksedinger

In Buffalo, the eclipse was simultaneously an astonishingly powerful and deeply disappointing experience. Clouds were in the forecast all along, but for the last several days, local meteorologists were constantly offering up reasons for optimism…which turned to “Sorry, we’re not … Continue reading →

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Astro

Posted on March 21, 2024 by ksedinger

Photography, that is. Last week I was blessed with (a) a clear night, and (b) very little moonlight. This led to a brief astrophotography session outside, where I set up my tripod right in my driveway, set my camera’s focus … Continue reading →

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Pi Day 2024!!!

Posted on March 14, 2024 by ksedinger

Another year, another Pi Day that I didn’t observe with anything new…sigh…but here’s a repost of an earlier celebration! It’s Pi Day, everyone! It is also Albert Einstein’s birthday and, sadly, this year’s edition marks the passing of Stephen Hawking, … Continue reading →

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From the Books, for International Women’s Day

Posted on March 8, 2024 by ksedinger

This is a repost from a couple of years ago. I chose to repost this, about a book by astronomer Sara Seager, because it has lodged in my brain since I read it. I generally try to avoid reading grief … Continue reading →

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