New data sheds light on composition of Pluto's frozen 'heart' and other top stories.

• New data sheds light on composition of Pluto's frozen 'heart'

  New data sheds light on composition of Pluto’s frozen ‘heart’ Laurel Kornfeld September 27th, 2016 Four images from New Horizons’ Long Range Reconnaissance Imager (LORRI) were combined with color data from the Ralph instrument to create this global view of Pluto. The images, taken when the spacecraft was 280,000 miles (450,000 kilometers) away from Pluto, show features as small as 1.4 miles (2.2 kilometers). Image & Caption Credit: NASA/JHU-APL/SwRI Computer models based on data collected by t..

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• SpaceX's Big Mars Announcement: What We Already Know

  

  Elon Musk is set to unveil SpaceX's ambitious Mars colony plans today (Sept. 27), but not everything he says will be a big reveal. The billionaire entrepreneur — who has repeatedly said he founded SpaceX in 2002 primarily to help colonize Mars — has ...

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