Webb Finds Third Planet Signs at PDS 70

[{"selector":"#anim-21428498-9a8e-4c6c-b26e-80d0fe11e70c [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(4.189432825866948%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] There are 5,599 confirmed exoplanets in 4,163 star systems and 10,157 candidates awaiting confirmation.

[{"selector":"#anim-02e6618f-04c3-496c-bb74-eba30749f1ac [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(-15.285714328645724%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Most have been identified indirectly using Transit Photometry (74.4%) and Radial Velocity measurements (19.4%).

[{"selector":"#anim-58d7d623-dd6d-45b3-922d-71875d275197 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(0%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] Only nineteen (1.2%) were identified via Direct Imaging, which uses light reflected from an exoplanet's atmosphere or surface to detect and characterize it.

[{"selector":"#anim-922ebc07-2867-411c-9533-8e64886000d0","keyframes":{"opacity":[0,1]},"delay":0,"duration":600,"easing":"cubic-bezier(0.4, 0.4, 0.0, 1)","fill":"both"}] [{"selector":"#anim-612c7695-33d0-44a8-b12c-b7c507631993 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(-2.2857142921339424%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] New high-contrast and high-angular resolution tools are changing this.

[{"selector":"#anim-18ae81ac-0fa8-4404-8211-2b222830c682 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(13.948104182312468%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] This includes the James Webb Space Telescope's upgraded mirrors and infrared imaging equipment.

[{"selector":"#anim-e67ec083-4e18-43fa-a099-c83bc389a1cb [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(-3.552713678800501e-15%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] The MIRI mid-INfrared Disk Survey (MINDS) recently analyzed a very young variable star (PDS 70) 370 light-years away with two verified protoplanets using Webb's Near-Infrared Camera (NIRCam) data.

[{"selector":"#anim-fb34f7c3-c899-4b08-bf72-3664528cf6ea [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(0%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] The system and its extended debris disk revealed a third putative protoplanet orbiting the star.

[{"selector":"#anim-7f5730f3-7018-412d-b4ed-49fa4dd9dc82 [data-leaf-element=\"true\"]","keyframes":{"transform":["translate(0%, 0%) scale(1.5)","translate(0%, 0%) scale(1)"]},"delay":0,"duration":2000,"easing":"cubic-bezier(.3,0,.55,1)","fill":"forwards"}] These observations may improve our knowledge of planetary systems in formation.

Webb Finds Third Planet Signs at PDS 70

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