Planetary nebulae reveal kinematics of Messier 87 galaxy’s outer halo

On: October 8, 2018

Astronomers have carried out a study of almost 300 hundred planetary nebulae in the supergiant elliptical galaxy Messier 87. The new research, published September 27 on the arXiv pre-print repository, reveals essential information about the galaxy’s outer halo and its subcomponents.

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