Gaia
Gaia Finds Hundreds of Asteroid Moons
The amazing Gaia mission to chart stars in the Milky Way Galaxy is also an expert asteroid hunter. Now, astronomers…
Gaia Hit by a Micrometeoroid AND Caught in a Solar Storm
For over ten years, the ESA's Gaia Observatory has monitored the proper motion, luminosity, temperature, and composition of over a…
The Milky Way’s Last Merger Event Was More Recent Than Thought
The Milky Way is only as massive as it is because of collisions and mergers with other galaxies. This is…
The Milky Way’s Most Massive Stellar Black Hole is Only 2,000 Light Years Away
Astronomers have found the largest stellar mass black hole in the Milky Way so far. At 33 solar masses, it…
For its Next Trick, Gaia Could Help Detect Background Gravitational Waves in the Universe
Ripples in a pond can be captivating on a nice sunny day as can ripples in the very fabric of…
Gaia is so Accurate it Can Predict Microlensing Events
Using data from DR3, a team of Chinese researchers have predicted thousands of future microlensing events!
A Huge New Gaia Data Release: More Stars, Gravitational Lenses and Asteroids
The ESA's Gaia mission is releasing a new tranche of astronomical data. The mission has released three regular, massive hauls…
Gaia is Now Finding Planets. Could it Find Another Earth?
The ESA launched Gaia in 2013 with one overarching goal: to map more than one billion stars in the Milky…
Astronomers Find a Planet Using Gaia Data
The ESA's Gaia mission is our most accurate star-measuring spacecraft. It's busy mapping the positions and radial velocities of one…
Not Just Stars. Gaia Mapped a Diverse and Shifting Universe of Variable Objects
We've reported on Gaia's incredible data-collection abilities in the past. Recently, it released DR3, its latest data set, with over…