Formation Site of Icy Giant Planet tagged posts

Possible Formation Site of Icy Giant Planet Spotted

Artist's impression of the dust disk and a forming planet around TW Hydrae. Credit: NAOJ

Artist’s impression of the dust disk and a forming planet around TW Hydrae. Credit: NAOJ

A number of extrasolar planets have been found in the past two decades and now researchers agree that planets can have a wide variety of characteristics. However, it is still unclear how this diversity emerges. Especially, there is still debate about how the icy giant planets, such as Uranus and Neptune, form. To take a close look at the planet formation site, a research team led by Takashi Tsukagoshi at Ibaraki University, Japan, observed the young star TW Hydrae. This star, estimated to be 10 million years old, is one of the closest young stars to the Earth...

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