In a groundbreaking study published in The Astrophysical Journal, astronomers have discovered high-velocity gas clouds near ...

Unusually fast-moving gas clouds near a nearby galaxy suggest they may have come from outside the galaxy. Scientists have ...

Early Spiral Galaxy Captured for the First Time Using Gravitational Lenses . For the first time ever, scientists have ...

Stargazers may catch a cosmic light show this Fourth of July weekend when the Milky Way appears in the night sky across the ...

The spiral galaxy NGC 6946 in Cygnus has seen 10 supernovae in the past century, earning it the nickname the Fireworks Galaxy ...

Astronomers have captured a stunning, detailed image of the nearby Sculptor galaxy, spanning an impressive 65,000 light years ...

The highly inclined barred spiral M108 in Ursa Major is sometimes called the Surfboard Galaxy. It's not to be missed.

Galaxies shine in a rainbow of emissions from gas, dust, and stars. Each of these building blocks emits light at specific ...

NASA/ESA's Hubble Space Telescope captures an image of the active galactic center in spiral galaxy UGC 11397, located in the ...

The Andromeda galaxy is also known as Messier 31. It is a spiral galaxy located about 2.5 million light-years from Earth. On ...

“For example, Chandra’s X-rays reveal the high-energy radiation around the supermassive black hole at the center of M31 as ...