protoplanetary disk

Synopsis: Space: Space generale: Corona: Circumstellar disk: Protoplanetary disk:

newscientist 00531.txt

Theorists had suggested an escape route for the protoplanets. Their idea was that pressure differences in the disc could spontaneously create vortices trapping the larger dust grains

But is the strange structure really helping to build protoplanets? It is quite far from the star

Popsci_2014 00094.txt

or all protoplanetary disks around forming stars study author Conel Alexander explained in a press release.##The researchers concluded that a significant portion of Earth s water came from interstellar space by looking at the relative abundance of hydrogen and deuterium.#

or whether it was cooked up in the birth of the Sun.#To find out researchers used mathematical models to#virtually recreate#the young solar system's protoplanetary disk--the cloud around the newborn#Sun. They found that based on the temperature

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