Revealed: First Dormant, Stellar-Mass Black Hole in Our Cosmic Backyard
Astronomers Discover Closest Black Hole to Earth Astronomers have discovered the closest black hole to Earth, which the researchers have dubbed Gaia BH1. The dormant…
GAIA News
Starquakes! Gaia Spacecraft Sees Strange Stars in Most Detailed Milky Way Survey to Date
Gaia is a mission of the European Space Agency (ESA) to create an precise three-dimensional map of more than a billion stars throughout our Milky…
Astronomers Map the Movement of White Dwarfs of the Milky Way
White dwarfs were once normal stars similar to the Sun but then collapsed after exhausting all their fuel. Historically, these interstellar remnants have been difficult…
Gaia Spacecraft Reveals a New Member of the Milky Way Family
Our galaxy, the Milky Way, began forming around 12 billion years ago. Since then, it has been growing in both mass and size through a…
Gaia Spacecraft Discovers Parts of the Milky Way Are Much Older Than Thought
Using data from ESA’s Gaia mission, astronomers have shown that a part of the Milky Way known as the ‘thick disc’ began forming 13 billion…
Got it! Gaia Observatory Snaps Photo of James Webb Space Telescope at L2
On February 18, 2022, the NASA/ESA/CSA James Webb Space Telescope was photographed by ESA’s Gaia observatory. Both spacecraft are located in orbits around the Lagrange…
Our Milky Way Galaxy’s Most Recent Major Collision
One of the characteristic features of modern cosmology is its description of how galaxies evolve: via a hierarchical process of colliding and merging with other…
Gaia Space Mission Discovers Mysterious Fossil Spiral Arms in Milky Way
An international team of astronomers, led by researcher Chervin Laporte of the Institute of Cosmos Sciences of the University of Barcelona (ICCUB-IEEC), has used data…
Astronomers Discover a “Break” in One of the Milky Way’s Spiral Arms
The newly discovered feature offers insight into the large-scale structure of our galaxy, which is difficult to study from Earth’s position inside it. Scientists have…
“Death Star” Dueling Quasars Looming in the Sky: Hubble Spots Double Quasars in Merging Galaxies
Seeing Dual Quasars Is Like Finding a Needle in a Haystack Inhabitants of our Milky Way galaxy living several billion years from now will have…
Tantalizing Evidence: Is the Nearest Star Cluster to the Sun Being Destroyed?
Data from ESA’s Gaia star mapping satellite have revealed tantalizing evidence that the nearest star cluster to the Sun is being disrupted by the gravitational…
Unexpected Discovery: Hubble Space Telescope Uncovers Concentration of Small Black Holes
Scientists were expecting to find an intermediate-mass black hole at the heart of the globular cluster NGC 6397, but instead they found evidence of a…
Chinese Astronomers Discover 591 High Velocity Stars – 43 of Them Can Even Escape From the Galaxy
A research team, led by astronomers from National Astronomical Observatories of Chinese Academy of Sciences (NAOC), has discovered 591 high velocity stars from the Large…
Acceleration of the Solar System Measured by the Gaia Space Telescope
The Gaia space telescope has measured the acceleration of the Solar System when it orbits the center of our Milky Way galaxy. The Solar System…
See the Motion of 40,000 Stars in the Sky Over the Next 1.6 Million Years
The stars are constantly moving across the sky. Known as proper motion, this motion is imperceptible to the unaided eye but is being measured with…
To the Milky Way’s Anticenter and Beyond: Gaia’s New Detailed Data From More Than 1.8 Billion Stars
The motion of stars in the outskirts of our galaxy hints at significant changes in the history of the Milky Way. This and other equally…
Finding Lost Star Siblings: Star Clusters Are Only the Tip of the Iceberg
“Clusters form big families of stars that can stay together for large parts of their lifetime. Today, we know of roughly a few thousand star…
Gaia Space Observatory Revolutionizes Asteroid Tracking
ESA’s Gaia space observatory is an ambitious mission to construct a three-dimensional map of our galaxy by making high-precision measurements of over one billion stars….
