Scientists Have Discovered the Biggest Known ‘Structure’ in the Universe

Astronomers have discovered what they say is the largest known structure in the universe: an incredibly big hole. The “supervoid”, as it is known, is a spherical blob 1.8 billion light years across that is distinguished by its unusual emptiness. Its existence only emerged thanks to a targeted astronomical survey, which confirmed that around 10,000 galaxies were “missing” from the part of the sky it sits in.

Read the full story ➞