Gap Fill - TRAPPIST-1 - Level 2


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   anywhere      bright      caves      discovery      dots      heat      life      life      light      ocean      really      right      similar      smaller      solar      star      structures      surface      there      view  
Since the of the TRAPPIST-1 system, scientists have been discussing whether the planets in it could contain . TRAPPIST-1 contains a small sun and seven Earth-sized planets, to our own solar system. NASA scientist Michael Gillon said three of the planets get as much from its sun as Earth gets from our Sun. He said this provides the environment for to exist. TRAPPIST-1 is in a system called Aquarius nearly 40 light-years away from Earth. Its sun is and less than our Sun, but could support life.

Michael Gillon said: "If you were on the of one of these planets, you would have a wonderful of the other planets. You wouldn't see them like we see Venus or Mars, like of light. You would see them as we see the Moon. You would see the on these worlds." Scientist Dr Jessie Christiansen said life can live . She said bacteria can survive in that are 130-degrees centigrade and things can live at the bottom of the where there is no . She said it is possible for to be life on some of the TRAPPIST-1 planets.

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