Astronomers know that mergers play a huge role in galaxy growth. Right now, the Milky Way is slowly consuming the Large and ...

The newly released Andromeda image represents a decade of careful tracking and uninterrupted observation. Scientists expected ...

Centuries before other galaxies were known to exist, astronomers called them “spiral nebulas.” Today the defunct term still ...

Brecher's image reveals spectacular detail in the spiral arms of the 14,000- light-year wide galaxy, where dense dust lanes ...

One reason for its renown is its fortunate overhead position each autumn. Probably another attraction is its mellifluous title. The galaxy M87 is bigger while Centaurus A is more mysterious. But none ...

A century ago, a star in Andromeda named V1 launched a revolution in astronomy, revealing its true immensity and the origin ...

It's been 35 years since Hubble came online, so in honor of the intrepid telescope's 35th anniversary, we've put together this gallery of our favorite Hubble images. The Hubble Space Telescope was ...

Shannon Silverman, an Astrophysicist at the Clay Center in Charleston West Virginia, guides us through the cosmos above West Virginia. In this episode, she takes us to the Andromeda Galaxy Almost ...

Hubble’s new image of NGC 3370 highlights a galaxy filled with crucial cosmic distance markers. Cepheid stars and Type Ia supernovae within it allow astronomers to precisely measure how fast the ...

NGC 7496, a dynamic barred spiral galaxy, is home to both a supermassive black hole and vibrant star-forming regions. Combined telescope observations reveal a cosmic interplay of dust, radiation, and ...

The Andromeda Galaxy, 2.5 million light-years away, is the Milky Way’s largest neighbor — a spiral of a trillion stars moving slowly toward us. In about 4 billion years, the two galaxies will collide, ...