The Seven Earth-Size Planets Of Trappist-1 Lumbar Cushion

Illustration of the seven Earth-size planets of TRAPPIST-1, an exoplanet system about 40 light-years away. The image shows the planets' relative sizes but does not represent their orbits to scale. The art highlights possibilities for how the surfaces of these intriguing worlds might look based on their newly calculated properties. The seven planets of TRAPPIST-1 are all Earth-sized and terrestrial. TRAPPIST-1 is an ultra-cool dwarf star in the constellation Aquarius, and its planets orbit very close to it.