Protoplanetary Disk: Simulated Spiral Arm vs. Observational Data

Protoplanetary Disk: Simulated Spiral Arm vs. Observational Data

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Fast Facts
News release ID: STScI-2015-40
Release Date: Oct 29, 2015
Image Use: Copyright
About this image

[Right] – Observations taken by the European Southern Observatory's Very Large Telescope show a protoplanetary disk around the young star MWC 758. The disk has two spiral arms that extend over 10 billion miles from the star.

[Left] – A computer model reproduces the two-spiral-arm structure; the "x" is the location of a putative planet. The planet, which cannot be seen directly, probably excites the two spiral arms.


Tags
Annotated, Astronomical, Extrasolar Planets, Hubble Telescope, Illustrations, Planets, Stars, Stellar Disks

Credits

NASA, ESA, ESO, M. Benisty et al. (University of Grenoble), R. Dong (Lawrence Berkeley National Laboratory), and Z. Zhu (Princeton University)