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Does the galaxy NGC1052–DF2 falsify Milgromian dynamics?

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Fig. 1: MOND velocity dispersion and external field.


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Author information




P.K. conceived the work and wrote the manuscript; H.H. and A.H.Z. performed the external field effect calculations; O.M. and B.J. contributed observational expertise on galaxies; I.B., X.W. and H.Z. contributed MOND expertise; J.D. contributed dwarf galaxy expertise. All co-authors contributed to the manuscript with comments and passages.

Corresponding author

Correspondence to Pavel Kroupa.

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Declared none.

Supplementary information

Supplementary Information

This file contains the external field effect calculation in MOND

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Kroupa, P., Haghi, H., Javanmardi, B. et al. Does the galaxy NGC1052–DF2 falsify Milgromian dynamics?. Nature 561, E4–E5 (2018).

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  • Tidal Dwarf Galaxies
  • Globular Cluster Velocities
  • Surface Brightness Fluctuation Method
  • Velocity Dispersion
  • Primordial Dwarf

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