Creating solar systems

An image of the system HD 169142 shows the signal of the forming planet HD 169142 b (around 11 o'clock), and also a bright spiral arm following it as a result of the dynamic interaction between the planet and the disk in which it is located. Credit: V. Chrisitaens / ULiège

A new world is born: astronomers confirm a protoplanet 374 light years away from Earth

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Protoplanets form from clumps of material in disks around newborn stars. When the planet is still forming, that is, when it is still collecting material, it is called a protoplanet. This is only the third protoplanet discovered