The European Space Agency’s space-based observatory known as Gaia is leaving behind a legacy of stunning discoveries that changed what we know about the universe. John Yang reports.

“It’s very exciting!” Hopkins, an astrophysics graduate student at the University of Oxford, told IFLScience. “I’ve been ...

The European Space Agency (ESA) and its Gaia space observatory recently faced an unexpected challenge. Over a million miles (1.5 million kilometers) from Earth, this technological marvel was struck ...

Ga­ia’s im­age of the Milky Way ESA/Gaia/DPAC, CC BY-SA 3.0 IGO. The European Space Agency (ESA) has released the most detailed catalog of our galaxy, using data from the Gaia mission launched ...

The observatory is called Gaia. ... From its station in a quiescent region of deep space more than 1.6 million kilometers from Earth, Gaia’s mission was, in essence, ...

A high-speed particle and electronics malfunction threatened the Gaia space telescope, but scientists managed to not only fix the issue, but also to optimize Gaia beyond its previous capabilities.

Astronomers have studied the globular cluster 47 Tucanae extensively, but still have many questions. It may have an ...

The team from universities in Finland, the United Kingdom, and France, ran 100,000 simulations using the latest data from the Hubble Space Telescope and the European Space Agency’s (ESA) Gaia ...

Gaia space observatory bids farewell after a decade of mapping the stars After more than a decade of mapping billions of stars across the Milky Way and beyond, a groundbreaking spacecraft is retiring.