Trappist 1

Astronomers Confirm Orbital Details of TRAPPIST-1’s Least Understood Planet

TRAPPIST-1 is only eight percent the mass of our sun, making it a cooler and less luminous star. It’s home to seven Earth-size planets, three of which orbit in their star's habitable zone—the range of distances from a star where liquid water

NASA’s Kepler To Provide More Data About Trappist-1 System

On Feb. 22, astronomers announced that the ultra-cool dwarf star, TRAPPIST-1, hosts a total of seven Earth-size planets that are likely rocky, a discovery made by NASA's Spitzer Space Telescope in combination with ground-based telescopes. NASA's planet-hunting Kepler space telescope also has been

Breaking News: NASA Telescope Reveals Largest Batch of Earth-Size, Habitable-Zone Planets Around Single Star

The discovery sets a new record for greatest number of habitable-zone planets found around a single star outside our solar system. All of these seven planets could have liquid water – key to life as we know it – under the right