Sunday 9 November 2014

NASA's Hubble Surveys Debris-Strewn Exoplanetary Construction Yards

EXO WORLDS
NASA's Hubble Surveys Debris-Strewn Exoplanetary Construction Yards
Washington DC (SPX) Nov 07, 2014 - Astronomers using NASA's Hubble Space Telescope have completed the largest and most sensitive visible-light imaging survey of dusty debris disks around other stars. These dusty disks, likely created by collisions between leftover objects from planet formation, were imaged around stars as young as 10 million years old and as mature as more than 1 billion years old. "It's like looking back i ... more


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