One reason it is hard to learn the geography of the local universe is that it is 3-D. A map, as a 2-D object, is easy to spread out on a table so you can learn 2-D relationships between places.

The largest 3D map of the universe ever created has just confirmed Einstein’s theories. This map helps scientists understand ...

The largest survey of our universe ever conducted suggests that it closely matches the model most favored by cosmologists. It ...

Behold the hot, energetic Universe. A German-Russian space telescope has just acquired a breakthrough map of the sky that traces the heavens in X-rays. The image records a lot of the violent ...

Large galaxy surveys are attempting to measure millions of galaxies and map their distribution in space. We are only beginning to learn and explore the geography of the universe. Let's get going.