TOI-1338: The Planet With Two Suns That Physics Said Was Impossible
The Unhurried Universe
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TOI-1338: The Planet With Two Suns That Physics Said Was Impossible
51 просмотр · 10 дн. назад
The Unhurried Universe
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51 просмотр · 10 дн. назад
1,300 light-years away in the constellation Pictor, a planet 6.9 times the size of Earth circles two suns that orbit each other every 15 days, in a place theorists said a planet could barely form. TOI-1338 b takes about 95 days to complete one lap, watching its two stars race around each other six and a half times along the way.
For years the physics of planet formation made worlds this close to a binary star look almost impossible to build. This episode follows the calm, unhurried case for how TOI-1338 b actually got there, and why it stopped being a paradox.
🔥 In this video you will discover:
✅ Why two suns make it so hard to build a planet
✅ How a 17-year-old NASA intern found TOI-1338 b in 2019
✅ Why the planet's transits never repeat on schedule
✅ How TESS and the eleanor software confirmed the signal
✅ Why TOI-1338 b likely formed farther out and drifted inward
✅ How the hidden planet TOI-1338 c was found by starlight wobble
✅ Why TOI-1338 b's transits vanished after November 2023
📖 A patient look at how a planet 1,300 light-years away, circling two suns in Pictor, solved the puzzle of a world physics said could not exist.
👉 If you enjoy calm, deep dives into the universe, subscribe to The Unhurried Universe for more unhurried explorations of the cosmos.
0:00 A World Beneath Two Suns in Pictor
10:12 The Signal Whose Timing Was Wrong
21:55 Why Two Stars Make Planets Hard to Build
34:07 Finding Transits That Refuse a Rhythm
46:23 Six and a Half Circles in One Year
58:55 The Edge of the Calm Zone
1:11:20 A Second World and a Long Silence
1:23:39 Every Sunset Doubled
1:35:13 What We Still Cannot See
1:47:18 The Long Drift Inward
Image credits
· Kurt Nordstrom from Ponder, TX, USA (CC BY 2.0)
Images from Wikimedia Commons, under the licences shown.
#TheUnhurriedUniverse #TOI1338 #Exoplanets #CircumbinaryPlanet #TESS #Astronomy #SpaceScience #PlanetFormation #TwoSuns #NASA #Pictor #WolfCukier