Discover the latest images of galaxies that highlight stunning stars, dust clouds, and magnificent cosmic formations across ...

The two different classes of jet-spewing active galaxies called blazars may, in fact, be a single hybrid type that evolves over time, according to new research. The luminous cores of most if not ...

Stellar bars act like pipelines, sending gas toward the center of galaxies to create new stars and feed the supermassive black holes that lurk there. Studies had suggested these types of galaxies ...

The AGNs reside in the galaxies ESO 005-G004 and ESO 297-G018, which are about 80 million and 350 million light-years from Earth, respectively.

For decades, astronomers have suspected that two types of galaxies are really one type, just viewed from different angles. New Hubble Space Telescope images have finally settled the debate.

NASA released new images of two galaxies nicknamed "The Penguin and the Egg" to celebrate a milestone for the James Webb Space Telescope.

An assorted mix of colorful galaxies is being released today by NASA’s Wide-field Infrared Survey Explorer mission, or WISE. The nine galaxies are a taste of what’s to come. The mission plans ...

Astronomers have discovered galaxies in the distant universe that are ancestors of spiral galaxies like our Milky Way. They are quite small -- one-tenth the size and one-twentieth the mass of our ...

Two galaxies recently spotted by NASA telescopes are creating an adorable cosmic optical illusion that for many brings to mind memories of an animated children's TV show. Captured by the space ...

Type I and Type II active galaxies do not just appear different -- they are, in fact, very different from each other, both structurally and energetically, new research shows. According to the ...

A new study shows that supermassive black holes may ultimately define their host galaxies. Specifically, the rate at which monster black holes consume material may determine how brightly galaxies ...