Our galaxy and its neighbours are racing through space at more than two million kilometres an hour, caught in a tug-of-war between the gravity of distant superclusters ahead and a vast, near-empty ...

spacedaily.com/t-our-galaxy-and-its-nei...usters-ahead-and-a-vast-near-empty-voiMeasured against the cosmic microwave background, the Local Group moves at about 631 km/s. The motion is a tug-of-war: pulled toward the Great Attractor and Shapley Concentration, and pushed from the Dipole Repeller void, identified in 2017. Why a void can 'push', and what is still being mapped.

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