The Horsehead Nebula This photo of the Horsehead nebula was captured by NASA's Hubble Telescope in infrared. It's located in the constellation Orion about light years away from us. The Galaxy This massive galaxy is not much different
Projection of a Calabi–Yau manifold from string theory. In quantum physics, there remain different, plausible theories regarding what combination of stuff;, space, or time emerged along with the singularity (and therefore this universe).