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Categories
Monthly Archives: May 2021
A very stealthy alias: the impostor planet of Barnard’s star
Introduction One of the signature targets of HPF’s search for nearby exoplanets is Barnard’s star, the second-closest star system to our own Solar system. Barnard’s star made the news in late 2018, when the CARMENES team announced the discovery of … Continue reading
Posted in Exoplanet Science, HPF Science, Stellar Science
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Wavelength-dependent behavior of the HPF Fabry-Pérot
The need for a good ruler HPF is a high-precision spectrograph; it is designed to make very precise measurements of the wavelengths of stellar spectral features, so that the subtle Doppler shifts related to any orbiting exoplanets can be detected. … Continue reading
Posted in HPF Hardware
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