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The ‘Disintegrating Planet’ Factor

6 Jan 2022, 17:24 UTC
The ‘Disintegrating Planet’ Factor Don Davis Southwest Research Institute

Using machine learning to provide an algorithmic approach to the abundant data generated by the Transiting Exoplanet Survey Satellite (TESS) has proven unusually productive. I’m looking at an odd object called TIC 400799224, as described in a new paper in The Astronomical Journal from Brian Powell (NASA GSFC) and team, a source that displays a sudden drop in brightness – 25% in a matter of four hours – followed by a series of brightness variations. What’s going on here?

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