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 ...

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

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 ...

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

It takes dark skies to find without aid, but the Dark Horse Nebula can be seen prancing across the sprawl of the Milky Way. Credit: John Chumack There are many bright nebulae and star clusters in ...

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.

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 ...

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% ...