But astronomers scrutinizing this particular Hubble image found the central galaxy actually sports a swirl of spiral arms seemingly unruffled by any such merger, raising new questions about what ...

The price for both stamps is the same as regular rates for Priority Mail and Priority Mail Express. The USPS says Priority ...

They identified a giant grand-design spiral galaxy, named Zhúlóng, which could well be the most distant ever observed. This galaxy, located at a photometric redshift of about 5.2, has a mass ...

"It's extremely rare and exciting to find a quasar-hosting galaxy with spiral arms and a black hole that is more than 400 million times the mass of the sun—which is pretty big—plus young jets ...

The USPS will celebrate the continued exploration of deep space with an extremely high-definition image of a spiral galaxy 32 million light years from Earth -- an image that will be affixed to a new ...

JWST has spotted a huge, ultramassive galaxy as it appeared 12.8 billion years ago, so intricately structured that it can only belong to the most spectacular category of galaxies: the grand design ...