4 Answered Questions

[SOLVED] How would we tell antimatter galaxies apart?

4 Answered Questions

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[SOLVED] How do spiral arms form?

4 Answered Questions

[SOLVED] Shapes of galaxies

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[SOLVED] How can a spiral galaxy exist?

1 Answered Questions

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5 Answered Questions

[SOLVED] Why aren't there spherical galaxies?

2 Answered Questions

[SOLVED] $N$-body simulation in General Relativity

6 Answered Questions

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1 Answered Questions

[SOLVED] Why do galaxies "disappear?"

7 Answered Questions

[SOLVED] Is there a black hole in the centre of the Milky Way?

4 Answered Questions

[SOLVED] Why are some galaxies flat?

4 Answered Questions

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[SOLVED] About the hump on galaxy rotation curves

2 Answered Questions

[SOLVED] How can a black hole zap a galaxy into existence?