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JWST gets first glimpse of 7-planet system with potentially habitable worlds

Artist's impression of the TRAPPIST-1 system from near planet TRAPPIST-1f: a number of small planets in front of a star.

The TRAPPIST-1 system, shown in this rendering, includes seven Earth-sized planets circling a single, relatively cool star. Credit: NASA/JPL-Caltech

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Updates & Corrections

  • Clarification 16 December 2022: This story has been updated to include additional information on the prior contribution of the Hubble Space Telescope to understanding the atmospheres of the TRAPPIST-1 planets.


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