TRAPPIST

A Saturn-sized planet orbiting a tiny red dwarf is rewriting what scientists thought was possible in planetary systems. Credit: Avi Blizovsky, via DALEE

The small star that hosts a giant planet and stretches the laws of astronomy

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Astronomers have discovered TOI-6894b – a Saturn-sized planet orbiting a tiny red dwarf, a discovery that challenges conventional models of planetary system formation.
Simulation of the surface of the sky as it might be seen from the surface of the planet TRAPPIST-1f, one of the three new planets found in the host region of the dwarf star TRAPPIST-1. The seven planets in his planetary system are so close together that they can be clearly seen from the surface of one of them. Imaging: NASA/JPL-Caltech.

A system of seven Earth-like planets was discovered, three of them in the zone suitable for the existence of liquid water

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