Gaia’s all-sky view of our Milky Way galaxy and neighboring galaxies, based on measurements of nearly 1.7 billion stars in the mission’s first two years of taking data.

Goodnight Gaia. The European Space Agency star-tracking satellite ceased operations on Wednesday, Jan. 15, 2025, after 12 ...

The European Space Agency's (ESA) Gaia spacecraft concluded its sky-scanning mission after mapping the Milky Way for more ...

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 ...

Astronomers bid an emotional farewell to Gaia, expressing their gratitude for its more than decade-long mission that gave us groundbreaking insights into our home galaxy, the Milky Way.

Gaia, Europe’s Milky Way–mapping spacecraft, shut down earlier this year. It was arguably the most important—and most overlooked—astronomy project of the 21st century. Lee Billings.

Image: Halo stars: ESA/Gaia/DPAC, T Donlon et al. 2024; Background Milky Way and Magellanic Clouds: Stefan Payne-Wardenaar The region of interest in the Gaia data is the Milky Way’s inner ...

Gaia, the Milky Way's cartographer By Vahé Ter Minassian Published on July 23, 2022, at 10:00 pm (Paris), updated on July 23, 2022, at 10:00 pm. 10 min read Lire en français. Subscribers only.

A collision between the Milky Way and neighboring galaxy Andromeda is far from a sure thing; in fact, it could hinge on the flip of a cosmic coin.

New data show a 50% chance the Milky Way won't collide with Andromeda. ... The research uses the latest data from the European Space Agency’s Gaia mission and NASA’s Hubble Space Telescope, ...

We are not alone—at least as a galaxy. About 50 dwarf galaxies surround the Milky Way.But when its intense gravity inevitably draws them to venture too close, they will probably be annihilated.