Category Archives: Exoplanet Science

Eternal spotshine of the spinning red suns

Introduction Much of our time on sky with HPF is dedicated to discovering exoplanets, and measuring their detailed properties.  To do this, we concentrate our efforts on older, magnetically quiet stars to minimize noise and make the planets easier to … Continue reading

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Measuring Exoplanet Atmospheres with HPF

Introduction: Transmission Spectroscopy As we have covered in previous posts, HPF was designed and built for the goal of detecting exoplanets through the Doppler motion of their host stars.  Of course, there are other astrophysics experiments that can take advantage … Continue reading

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HPF Commissioning: A New Standard in the Near Infrared

We’ve been quiet… Our last post, made about a year ago, shared our excitement at having delivered HPF to its permanent home on HET, and recording the instrument’s first data.  Since then, we have been busy doing the hard work … Continue reading

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