Nearly 1k mysterious strands revealed in Milky Way’s center
Just when you thought the vastness of space could not get any more mind blowing, you learn about filaments and superstructures spanning billions of light years.https://en.wikipedia.org/wiki/Hercules%E2%80%93Corona_Boreal...This one measures 10 billion light years. Now recall that 1 light year is about 10 trillion kilometers... tick, tick, tick, boom! Mind blown again.