Now find Alpheratz at the corner of the “Great Square” of Pegasus. OK, now we have two ways of actually finding the Andromeda Galaxy—one hit-and-hope, and the other more precise: Either with ...

you can just barely see the Andromeda galaxy. This is the one thing visible to the unaided eye located outside our galaxy. First, find Cassiopeia, the constellation shaped like the letter W.

Today, astronomers have measured the distance to the Andromeda Galaxy much more precisely; they find it to be about 2 1/2 million light years away. It is a majestic spiral-shaped galaxy ...

This illustration shows a stage in the predicted merger between our Milky Way galaxy and the ... [+] neighboring Andromeda galaxy, as it will unfold over the next several billion years.

Right now, the Andromeda galaxy is racing toward the Milky Way at a speed of 250,000 mph - fast enough to circle the world in just six minutes. And it's scheduled to collide, head-on, with the ...

Roman, set to launch in 2027, should be sensitive enough to see these structures in our neighboring galaxy Andromeda — and with such detail it'd be possible to see disruptions caused by dark ...

The nearby galaxy Andromeda is speeding towards us at 250,000 mph. It has a long way to travel - about 2.5 million light-years - but it's likely to crash into the Milky Way in about 4 billion years.

By capturing a far broader sweep of space some 90,000 light years beyond the edges of the galaxy's glowing disc, the team could analyze tell-tale changes in the medium's makeup.