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If the axial tilt of Uranus (97°) was caused by a giant impact that flipped it on its side, then why do Uranus' moons orbit around its equator at the same tilt (≈97°)? Shouldn't their orbits follow whatever mild axial tilt Uranus had before the hypothetical giant impact?

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If the axial tilt of Uranus (97°) was caused by a giant impact that flipped it on its side, then why do Uranus' moons orbit around its equator at the same tilt (≈97°)? Shouldn't their orbits follow whatever mild axial tilt Uranus had before the hypothetical giant impact?	5960