Astronomers have discovered a huge filament of hot gas bridging four galaxy clusters. At 10 times as massive as our galaxy, the thread could contain some of the universe's 'missing' matter, addressing a decades-long mystery.
Dark energy is the force believed to drive the expansion of the universe. The distance between galaxies continues to grow and the doesn’t seem to be a good explanation for it yet. It’s the “X” variable acting as a placeholder until that’s answered. Or at least that is my understanding.
After reading the wikipedia article, that basic understanding of it might be correct, but I’m not an astrophysicist.
Dark energy is the force believed to drive the expansion of the universe. The distance between galaxies continues to grow and the doesn’t seem to be a good explanation for it yet. It’s the “X” variable acting as a placeholder until that’s answered. Or at least that is my understanding.
After reading the wikipedia article, that basic understanding of it might be correct, but I’m not an astrophysicist.