Wednesday, February 22, 2017

TRAPPIST-1 Planetary System

TRAPPIST-1 is a planetary system, located 12 parsecs away from the Solar system (39 light years), near the ecliptic, within the constellation of Aquarius. Around a star which is 12 times less massive than the Sun and only slightly larger than Jupiter, there are at least seven planets in orbit.




500 Hours: Exploring the 7 Exoplanets of TRAPPIST-1



Seven Wonders of TRAPPIST-1

  
NASA full press conference on discovery of 7 Earth-like exoplanets

 

You can now travel to Trappist-1 and visit all these planets...

 Nasa's Eyes: An Immersive Space Exploration  

 

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The Great Lake Huron Rock Puzzle

  As a boy, I found this chunk of limestone on the shoreline of southern Lake Huron, Canada near the town of Goderich: The rock is 23 cm (9...