The Hubble Deep Field, shown here, is a patch of sky in the constellation of Ursa Major the Great Bear. It was originally chosen because it was an empty and apparently blank patch of sky - so no ...

This image of the galaxy cluster Abell 2744 is from the Frontier Fields project, using natural gravitational lenses and ...

Above is a flagship new “ultra ... up Hubble eXtreme Deep Field (XDF), which transformed astronomers’ view of the early universe by revealing galaxies that formed in the Fornax constellation ...

This NASA/ESA Hubble Space Telescope image reveals a tiny patch of sky in the constellation Hydra. The stars and galaxies depicted here span a mind-bending range of distances.

One that sticks out, for instance, is the iconic Hubble Ultra-Deep Field, aka the deepest visible ... the cosmos that scientists were also able to map the mysterious substance dark matter in ...

The 'Superbubble': N44 is a complex nebula filled with glowing hydrogen gas, dark lanes of dust, and massive stars. But, its most distinctive feature is the dark, starry gap called a ...