A nebula that neighbors the Milky Way galaxy happens to be a powerhouse of forging stars, "a bouquet of thousands of stars in ...

So what will all this galactic motion do to the solar ... Milky Way/Andromeda close encounter. However, if this were not true, and provided that Earth wasn’t dislodged from the solar system ...

At least 50 billion planets in our own Milky Way galaxy are likely to be free ... like the original star cluster in which our own solar system formed. But early such clusters are tumultuous ...

Set against a backdrop littered with tiny pinpricks of light glint a few, brighter stars, this is NGC 1858, a 10-million-year ...

Somewhere in between, humans realized the universe is much larger than our Milky Way — that the spiral nebulas visible through telescopes were, in fact, other galaxies in their own right.

Centaurus A: NGC 5128 is a galaxy in constellation Centaurus, discovered in 1826 by Scottish astronomer James Dunlop. Messier ...

Shapley suspected the spiral nebulas to simply be ... Shapley determined that the Milky Way was 300,000 light years across, and that our solar system was 50,000 light-years from the center.

But, if we went back 100 years instead, we would find most scientists agreeing that this isn't true. Somewhere in between, humans realized the universe is much larger than our Milky Way — that the ...

Our solar system resides in a galaxy called the Milky Way, stuffed with between 100 billion and 400 billion other stars, many of them with planets of their own. The Milky Way got its name from the ...

Astronomers have spotted the shiniest known planet in the Milky Way, and it has metal clouds ... only bounces back 30% of its sunlight. Venus, the solar system's shiniest planet, reflects 75% ...