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  • RESEARCH HIGHLIGHT

Small young star hosts a mammoth newborn planet

The planet TOI 1227b is big — but might be in the process of deflating.
Illustration of NASA’s Transiting Exoplanet Survey Satellite (TESS) in space.

The Transiting Exoplanet Survey Satellite (artist’s illustration) spotted a planet so big that astronomers thought it might be a star. Credit: NASA

Astronomers have seen a giant, newborn planet orbiting a young, low-mass star1. The finding lends evidence to the theory that planets can shrink over time.

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Nature 603, 553 (2022)

doi: https://doi.org/10.1038/d41586-022-00739-7

References

  1. Mann, A. W. et al. Astron. J. 163, 156 (2022).

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