August 20, 2015 10:00 am
Original Link: http://rss.slashdot.org/~r/Slashdot/slashdot/~3/6xRpdkPvagM/tiny-pebbles-built-the-gas-giant-behemoths
Tiny Pebbles Built the Gas Giant Behemoths
astroengine writes: Scientists have long puzzled over how gas planets like Jupiter and Saturn got to be so big. Current theories suggest the cores of these behemoths are comprised of mini-planets, some 62- to 620 miles in diameter, which collided and gradually merged together over time. But computer simulations show this process is more likely to produce hundreds of Earth-sized worlds. Instead, a new study suggests "slow pebble accretion" is a more likely process.Read more of this story at Slashdot.
Original Link: http://rss.slashdot.org/~r/Slashdot/slashdot/~3/6xRpdkPvagM/tiny-pebbles-built-the-gas-giant-behemoths
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