Tag Archives: astronomy

Exoplanets, Iron, Evolution and Strange Geochemistry

Posted on January 22, 2022 by Brian H. Gill

Science stories and topics have been piling up in my ‘to do’ list for more than a year. This week, I’m catching up on what we’re learning about life here on Earth; and developments in the ongoing search for extraterrestrial … Continue reading →

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Big Planet, Wide Orbit, Unsolved Mystery: b Centauri(AB)b

Posted on December 18, 2021 by Brian H. Gill

Scientists in Sweden, taking part in 2019’s BEAST program that used SPHERE on the VLT discovered an ‘it might be an exoplanet.’ In 2021, they got confirmation. They’d spotted an exoplanet. And SPHERE on the VLT1 has an picture of … Continue reading →

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A Star by Any Other Name, and a Galilean Interlude

Posted on November 13, 2021 by Brian H. Gill

I started writing about stars, names, designations and how we got to a point where Sirius is also known as BD-16°1591, ADS 5423 and GJ 244. That started me thinking about telescopes, Galileo, Aristotle and Dante. One Star, Many Names: … Continue reading →

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HD 63935: Two Sub-Neptunes and Maybe More

Posted on October 23, 2021 by Brian H. Gill

Designations like HD 63935 b and c don’t exactly roll of the tongue. Although with a little work I might pronounce them “trippingly on the tongue,” as Hamlet put it. Maybe saying “sixty five ninety three five bee and cee” … Continue reading →

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