Fluffy strands of cosmic gas and dust illuminated by bright young stars form a beautiful cloudscape in a neighboring nebula.

Since Hubble’s launch, astronomers have discovered over 1 trillion galaxies, but Andromeda stands out as the closest and most ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small ...

In 1920, astronomers Harlow Shapley and Heber Curtis held a Great Debate. Shapley argued that the spiral nebulae were small and in the Milky Way, while Curtis took a more radical position that they ...

NASA’s Hubble Space Telescope has captured some stunning images of a ‘Grand Design’ spiral galaxy, revealing intricate details of its swirling arms and structure. The Southern Pinwheel ...

LEDA 1313424, aptly nicknamed the Bullseye, is two and a half times the size of our Milky Way and has nine rings — six more than any other known galaxy. | Credit: NASA, ESA, Imad Pasha (Yale), Pieter ...

M. Keck Observatory in Hawaii confirmed a ninth. Hubble and Keck also confirmed which galaxy dove through the Bullseye, creating these rings: the blue dwarf galaxy that sits to its immediate ...

When Edwin Hubble arrived at Mount Wilson Observatory in California ... Hubble recorded a Cepheid variable in that distant patch of light. This signaled that Andromeda was far beyond our galaxy.

About a century ago, astronomer Edwin Hubble discovered that what was once thought ... that may be the residual core of a galaxy that once collided with Andromeda; (e) Dark dust lanes across myriad ...

Astronomers have released the most detailed image of the Andromeda galaxy with new clues about its evolutionary history to celebrate the 100th anniversary of Edwin Hubble's discovery that our ...

The Andromeda nebula ... The current record holder is a galaxy a staggering 34 billion light years away, seen just 200 million years after the Big Bang, when the universe was 20 times smaller than it ...