Our Milky Way is one of more than 100 galaxies bound together by gravity.

Chinese astronomers have revealed new findings about the size of the Milky Way galaxy, suggesting it’s significantly larger than previously thought. Their research, published in the prestigious ...

And its size stretches almost 250,000 light-years across – which is 2.5 times larger than our own Milky Way galaxy.

For instance, while the Milky Way itself is about 100,000 light years in diameter, GuhaThakurta points out that our galaxy’s halo is known to be much larger: at least 2 million light years in diameter ...

M11 is best viewed in the hours between sunset and midnight in August, when the cluster can be found roughly 40 degrees above ...

And its size stretches almost 250,000 light-years across – which is 2.5 times larger than our own Milky Way galaxy.

You've probably all seen the illustration comparing the size of Earth to the sun. We sure do look tiny. Now multiply our one star by 200-400 billion - that's the number of stars in the Milky Way ...

In a groundbreaking study published in the Astrophysical Journal Letters, scientists have reevaluated the nature of Ursa ...

From where Sagittarius A* sits, 26,000 light-years away at the center of the Milky Way, only 1 in 10 billion photons of visible light can reach Earth — most are absorbed by gas in the way.