TW Hydrae (IMAGE)

National Radio Astronomy Observatory

TW Hydrae

Caption

This is an artist's concept of snow line in TW Hydrae showing water covered ice grains in the inner disk (4.5 -- 30 AU, blue) and CO ice covered grains in the outer disk (>30 AU, green). The transition from blue to green marks the CO snow line.

Credit

Bill Saxton and Alexandra Angelich, NRAO/AUI/NSF

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