Spherical Infall Theory

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This is an artist's impression of the spherical infall theory. It is a sphere of red and gray colored gas with yellow center and black background.

Artist’s Impression of the Spherical Infall Theory

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There is a better choice.

Evidence from the VLBA images does not support the spherical infall model for Source I. This model predicts spherical symmetry, but the actual observations using the VLBA show bands of emissions in the shape of an X.

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Choose Again

This material is based upon work supported by the National Science Foundation under Grant No. (NSF AST 0507478). Any opinions, findings, and conclusions or recommendations expressed in this material are those of the author(s) and do not necessarily reflect the views of the National Science Foundation.