34: This System's Got Everything!
from syzygy Hosted by Chris Stewart
Help us make Syzygy even better! Tell your friends and give us a review, or show your support on Patreon: patreon.com/syzygypod Syzygy is produced by Chris Stewart and co-hosted by Dr Emily Brunsden from the Department of Physics at the University of York. On the web: syzygy.fm | Twitter: @syzygypod Things we talk about in this episode: More than (or nearly!) 4000 exoplanets! Exoplanet archive says we’re so close to 4k! Extrasolar Planets Encyclopaedia says we’ve already passed 4k GRAVITY images exoplanet with optical interferometry The GRAVITY paper The Very Large Telescope The GRAVITY instrument Animation of HR 8799 planetary orbits Gamma Doradus variable stars
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What this episode covers
We're either just about to add the 4000th exoplanet to our catalogues, or we've already just done it, depending on whether you believe NASA or the Europeans. Either way — exoplanets galore! So in this episode we celbrate a fascinating story about the Very Large Telescope and its GRAVITY instrument, which has just imaged an exoplanet around a star called HR8799 using optical interferometry for the first time. Even better, something about this story piqued Emily's interest, because there was something strangely familiar about that particular star ...
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