Tag Archives: physics

TRAPPIST-1 and the Mysterious Pea Pod Planets

There may have been times when one generation’s world was much like another’s. This is not one of those times. Science textbooks of my youth included speculation that Earth’s mountains exist because our planet has been cooling and shrinking. One … Continue reading

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TRAPPIST-1 b Measured by Webb: Hot, Airless

The TRAPPIST-1 planetary system is news again, this time because we’ve taken the innermost planet’s temperature. That, by itself, isn’t newsworthy. We’ve been using infrared observations to learn how hot exoplanets are at least since 2006.1 What makes the latest … Continue reading

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James Webb Space Telescope Early Results

I’ll be looking at some of the first pictures sent back from the James Webb Space Telescope, starting with the Cartwheel Galaxy. Continue reading

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