Help us make Syzygy even better! Tell your friends and give us a review, or show your support on Patreon: patreon.com/syzygypodSyzygy 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: @syzygypodThings 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 4kGRAVITY images exoplanet with optical interferometryThe GRAVITY paperThe Very Large TelescopeThe GRAVITY instrumentAnimation of HR 8799 planetary orbitsGamma Doradus variable stars