BRZEN
TRAPPIST-1
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TRAPPIST-1 is a red dwarf star with seven known exoplanets. It lies in the constellation Aquarius approximately 40.66 light-years (12.47 pc) away from Earth. An ultra-cool dwarf, it has a surface temperature of about 2,566 K. Its radius is slightly larger than Jupiter's and it has a mass of about 9% of the Sun. It is estimated to be 7.6 billion years old, making it older than the Solar System. The discovery of the star was first published in 2000.