SpaceZombie galaxy came back to life after 20 million years Galaxies that stop making stars don’t usually start up again, but now we’ve seen one wake from the dead for the first time – and it may explain what we’ve got wrong about galaxies in the early universe News
SpaceGalaxy smash-ups may explain strange light from early universe Light from hydrogen in the early universe has baffled astronomers, but researchers have spotted interacting galaxies that could explain how it makes its way to us News