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TRAPPIST-1 is a cool red dwarf star [c] with seven known exoplanets. It lies in the constellation Aquarius about 40.66 light-years away from Earth, and has a surface temperature of about 2,566 K (2,290 °C; 4,160 °F ). Its radius is slightly larger than Jupiter and it has a mass of about 9% of the Sun.
Since 2017, we knew the TRAPPIST-1 system had seven Earth-sized planets. Now in 2018, a study using new data – including extensive observations by NASA's Spitzer and Kepler space telescopes – has provided more information about this amazing system.
23 de feb. de 2022 · Hace cinco años, los astrónomos revelaron el sistema TRAPPIST-1. En todo el mundo, los periódicos publicaron en sus portadas el hallazgo: los astrónomos habían descubierto que una estrella enana roja llamada TRAPPIST-1 albergaba siete planetas del tamaño de la Tierra.
20 de feb. de 2018 · Forty light-years away, seven Earth-size planets closely orbit a faint star called TRAPPIST-1. We now know more about this system than any other beyond our own.
26 de nov. de 2021 · Siete planetas del tamaño de la Tierra orbitan el llamado sistema TRAPPIST-1 en una armonía casi perfecta, que investigadores han empleado para determinar la cantidad de "abuso físico" que estos...
22 de ene. de 2021 · The red dwarf star TRAPPIST-1 is home to the largest group of roughly Earth-size planets ever found in a single stellar system. Located about 40 light-years away, these seven rocky siblings provide an example of the tremendous variety of planetary systems that likely fill the universe.
14 de dic. de 2022 · The TRAPPIST-1 planetary system, mapped out in 2017, offers astronomers multiple chances of understanding the formation and evolution of Earth-sized worlds orbiting a single star. The star is...
