A recent paper reveals we're almost certainly going to collide with a galaxy in the next couple billion years, but it's not the one we thought. Reading time 2 minutes For over a decade, researchers ...
For more than a decade, the collision between the Milky Way and Andromeda galaxies has been treated as a settled fact of ...
Five galaxies caught in the act of merging just 800 million years after the Big Bang have forced astronomers to rethink how ...
Galaxy mergers are fundamental events in the hierarchical assembly of structure, in which two or more gravitationally bound systems coalesce to form a single, more massive galaxy. Such interactions ...