Gaia | Universe Today

Gaia

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…

2 months ago

The Disk of the Milky Way is Warped Because it Already Collided With Another Galaxy

Using data from the second Gaia data release, a team of astronomers has demonstrated that the "warp" in our galaxy…

4 months ago

An Upcoming Impact With the Magellanic Clouds is Already Causing Star Formation in the Milky Way

A new study presented at the 235th meeting of the AAS this week shows how star formation is already happening…

6 months ago

Thanks to Gaia, we Now Know Exactly How Big Europa is

The ESA's Gaia mission recently allowed astronomers to catch a glimpse of Europa as it passed in front of a…

12 months ago

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…

12 months ago

Gaia Mission is Mapping Out the Bar at the Center of the Milky Way

The latest discovery to come from Gaia's years of observing the Milky Way is the first 3D measurements of our…

12 months ago

In the far Future our Sun will Turn Into a Solid Crystalline White Dwarf. Here’s How it’ll Happen

New research using some of the latest Gaia mission data has revealed what happens to stars like our Sun once…

2 years ago

Scientists are Using Artificial Intelligence to See Inside Stars Using Sound Waves

How in the world could you possibly look inside a star? You could break out the scalpels and other tools…

2 years ago

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…

2 years ago

Gaia Sees Stars Out in Deep Space, Flying Between Galaxies

Based on Gaia's second data release, a team of astronomers from the Leiden Observatory have observed hyper-velocity stars that appear…

2 years ago