milky way
The Solar System Might Not Exist if There Wasn’t a Huge Galactic Collision with the Milky Way Billions of Years Ago
The Milky Way has a number of satellite galaxies; nearly 60 of them, depedending on how we define them. One…
Decaying Dark Matter Should be Visible Here in the Milky Way as a Halo Around the Galaxy
Astronomers are very sure that dark matter exists, but they're not sure at all what it's made of. The problem…
Dark Matter Could Be A Source of Gamma Rays Coming from the Center of the Milky Way
There's a lot of mysterious goings-on at the center of the Milky Way. The supermassive black hole that resides there…
This Astrophotographer Makes the World Turn and the Sky Stand Still
Photographer Eric Brummel has created a stunning time-lapse of the Milky Way. Time-lapses of the Milky Way are not rare,…
Milky Way’s Black Hole Just Flared, Growing 75 Times as Bright for a Few Hours
Even though the black hole at the center of the Milky Way is a monster, it's still rather quiet. Called…
What Did the Early Milky Way Look Like?
In the very early days of our Universe, just over 13 billion years ago, there was very little structure. There…
This is What It’ll Look Like When the Milky Way and Andromeda Galaxies Collide Billions of Years from Now
What happens when two galaxies collide? The Milky Way and the Andromeda Galaxy are on a collision course, and in…
Thanks to Gaia, We Now Know Exactly When We’ll be Colliding with Andromeda
Astronomers have known for some time that the Milky Way and the Andromeda galaxies will collide on some future date.…
Gaia Spots an Enormous Ghost Galaxy Right Next Door that’s Being Dismantled by the Milky Way
Astronomers combing through data from the ESA's Gaia spacecraft have discovered what they're calling a ghost galaxy. The galaxy, named…
Whoa. That’s the Milky Way, Bouncing off the Moon in Radio Waves
The universe wasn't always such a well-lit place. It had its own Dark Ages, back in the days before stars…