Pluto Once Had Rivers and Lakes of Liquid Nitrogen, New Horizons Data Suggests

By Paul Scott Anderson, on March 23rd, 2016

Artist’s conception of Pluto’s surface, with the distant Sun and largest moon Charon in the sky. The surface is frozen now, but evidence suggests that rivers and lakes of liquid nitrogen once flowed here. Image Credit: NASA/Johns Hopkins University Applied Physics Laboratory/Southwest Research Institute/Alex Parker

As has been discussed extensively now on AmericaSpace, […]

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Dawn Celebrates One Year at Ceres with Incredible New Images of 'Lonely Mountain'

By Paul Scott Anderson, on March 7th, 2016

View of Ahuna Mons from the low-altitude mapping orbit (LAMO). Image Credit: NASA/JPL-Caltech/UCLA/MPS/DLR/IDA/PSI

It has been a year now since the Dawn spacecraft first reached the dwarf planet Ceres in the main asteroid belt between Mars and Jupiter, and during that time has shown Ceres to be a unique and complex little world. […]

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