To celebrate the 100-year Edwin Hubble discovery that Andromeda was a galaxy outside our own, astronomers release the most ...

Before our minds start to reel at these scales, let's return to the Andromeda Galaxy and examine it from our vantage point on the dust-grain planet we call Earth. The remarkable thing is that the ...

Here's how to see it:Planetary alignments aren’t rare, but 6 visible planets are. Hubble, with its sharp imaging capabilities, detected more than 200 million stars in the Andromeda galaxy that ...

Moons orbit planets ... a little more complicated. Our galaxy is part of a collection of galaxies called the Local Group, ...

A close-up view of a prodigious number of stars in the Andromeda galaxy. Credit: NASA / ESA / B. Williams (U. of Washington) The Andromeda galaxy is a colossal marvel in our sky, hosting over 1 ...

Messier 32 resembles the stripped-down core of an ex-spiral galaxy in the nearby vicinity, suggesting the two may have had a coming together in the distant past. Weisz continues: “Andromeda ...

"You can’t do that with any other large galaxy." Here's how to see it: Planetary alignments aren’t rare, but 6 visible planets are. Hubble, with its sharp imaging capabilities, detected more than 200 ...