Tag Archives: exoplanets

A New Potentially Habitable Planet from TESS

This week is what many call the “Super Bowl of Astronomy”: the winter meeting of the American Astronomical Society (AAS), held this year in Honolulu. I am not there, sadly, but I am involved in one of the big press … Continue reading

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What’s coming in Astronomy in the 2020s

At this time of year, many news sites, blogs, and others like to post a year in review…I’m not going to do that. It’s been a long, crazy year, much like the four-ish years before that. The news cycle has … Continue reading

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Jim Peebles: Co-Winner of the 2019 Nobel Prize in Physics

Today is one of the most important days of the year in my line of work: the Nobel Prize award ceremony. The Nobel Peace Prize probably gets the most attention (good and bad) of the six prizes from the public, … Continue reading

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TESS Lifts Off

NASA’s Transiting Exoplanet Survey Satellite (TESS) lifted off on a SpaceX rocket last night. TESS is a follow-up to the wildly successful Kepler mission that will hunt for transiting planets—that is, planets that pass in front of their stars, blocking … Continue reading

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Kepler-1625b I: The First Exomoon…Maybe

So, the big science news of the day is the potential discovery of the first known “exomoon”—that is, a moon orbiting an extrasolar planet. (Scientific paper here.) Scientists have been looking for such moons for years, only to turn up … Continue reading

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Day 2 at the #AAS230: Warm Jupiters, Human Spaceflight, and Other Stories

Artist’s rendition of the mysterious Planet Nine. The second day of the AAS Conference has concluded with still more fascinating tales from the world of astronomy. We begin with the tale of the Rosetta mission to Comet 67P/Churyumov-Gerasimenko, which concluded … Continue reading

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NASA Discovers the First “Earth-Like” Planet for the Third Time

There’s been buzz in the news about the latest planet discovered by NASA’s Kepler space telescope, Kepler-452b. It’s being hailed as a major discovery. It’s the first ever Earth-sized planet found in the habitable zone of a…boy, this sounds familiar, … Continue reading

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