On Dec. 15, 1612, the Andromeda galaxy was seen through a telescope for the first time by a German astronomer named Simon Marius. [‘On This Day in Space’ Video Series on Space.com] The Andromeda ...

Dozens of dwarf galaxies swarming around the Andromeda Galaxy like bees have been caught on camera by the Hubble Space Telescope, which took more than a thousand orbits of the Earth to take enough ...

This video by Ian Lauer is an excellent accessible explanation of the basics of astrophotography as he runs through the ...

The Andromeda galaxy, our cosmic neighbor, is far more turbulent than previously thought. A new survey by the Hubble Space ...

Did you know that you can see the closest spiral galaxy next to our own in the sky? While binoculars and telescopes will offer much better views, it’s still possible to see it with your naked eye if ...

Dots show locations of stars in the spectroscopic survey superimposed on an image of the Andromeda galaxy (M31). Dots are color coded according to their velocity relative to the Milky Way, as measured ...

The Celestron NexStar 8SE is a great choice for exploring distant solar system objects and you can currently get it for $200 off during the Black Friday sales! Check out our Black Friday deals page ...

In a landmark study, scientists using NASA’s Hubble Space Telescope have mapped the immense envelope of gas, called a halo, surrounding the Andromeda galaxy, our nearest large galactic neighbor.

How would you like to see the farthest thing visible to the naked eye? It’s possible, but you’ll need to bundle up and sit back on a lawn chair. Your neighbors may think you’ve cracked up sitting out ...

On November 30, the near-Earth asteroid Eros will pass within 2 degrees of the Andromeda Galaxy's core, offering a rare celestial spectacle.

The Andromeda Galaxy is revealed in unprecedented detail in four archive observations from the NASA/ESA Hubble Space Telescope. They show stars and structure in the galaxy’s disk, the halo of stars ...

"It was actually a total surprise to find the satellites in that configuration and we still don’t fully understand why they appear that way." When you purchase through links on our site, we may earn ...