Explore This SectionScienceExoplanetsRadial VelocityExoplanets HomeExoplanets OverviewExoplanets FactsTypes of ExoplanetsStarsWhat is the UniverseSearch for LifeThe Big QuestionsAre We Alone?Can We Find Life?The Habitable ZoneWhy We SearchTarget Star CatalogDiscoveriesDiscoveries DashboardHow We Find and CharacterizeMissionsPeopleExoplanet CatalogImmersiveThe ExoplaneteersExoplanet Travel Bureau5 Ways to Find a PlanetStrange New WorldsUniverse of MonstersGalaxy of HorrorsNewsStoriesBlogResourcesGet InvolvedGlossaryEyes on ExoplanetsExoplanet WatchMoreMultimediaExEP Radial VelocityTo view this video please enable JavaScript, and consider upgrading to a web browser that supports HTML5 videoVideo Player is loading.Play VideoPlaySkip BackwardSkip ForwardMuteCurrent Time 0:00/Duration 0:00Loaded: 0%Stream Type LIVESeek to live, currently behind liveLIVERemaining Time -0:00 1xPlayback RateChaptersChaptersDescriptionsdescriptions off, selectedCaptionscaptions and subtitles off, selectedAudio TrackPicture-in-PictureFullscreenThis is a modal window.Beginning of dialog window. Escape will cancel and close the window.TextColorWhiteBlackRedGreenBlueYellowMagentaCyanOpacityOpaqueSemi-TransparentText BackgroundColorBlackWhiteRedGreenBlueYellowMagentaCyanOpacityOpaqueSemi-TransparentTransparentCaption Area BackgroundColorBlackWhiteRedGreenBlueYellowMagentaCyanOpacityTransparentSemi-TransparentOpaqueFont Size50%75%100%125%150%175%200%300%400%Text Edge StyleNoneRaisedDepressedUniformDrop shadowFont FamilyProportional Sans-SerifMonospace Sans-SerifProportional SerifMonospace SerifCasualScriptSmall CapsResetDoneClose Modal DialogEnd of dialog window.July 27, 2021 Language english Orbiting planets cause stars to wobble in space, changing the color of the light astronomers observe. Downloads 960×540 Sep 20, 2023 MP4 (4.66 MB) 3840×2160 (with stars) Sep 20, 2023 MP4 (42.09 MB) 3840×2160 Sep 20, 2023 MP4 (33.10 MB) 1600 × 900 (no graph) Sep 20, 2023 MP4 (25.77 MB)