Gaia DR2 info

Information on Gaia Data Release 2 contents, completeness and limitations.


Gaia DR2 papers

Titles and links to papers describing the data processing and demonstrating the science potential of Gaia Data Release 2.


Gaia DR2 documentation

The full documentation for the second data release, both on webpages and with a downloadable PDF-file. A Gaia DR2 primer is available as well.


Gaia DR2 data

Gaia Data Release 2 data is now available.

Gaia Data Credits

When using Gaia DR2 data, please acknowledge the work of the people involved and provide credits and necessary citations. Each release comes with its own credit lines and DOI.


Gaia DR2 Known issues

Issues with the Gaia DR2 data important for the users to know that were discovered after the release of data and documentation


Tutorials and Help

Help is available to guide you through the process of getting the data you need. Check out the tutorials as they are very instructive!

Learn ADQL

Gaia Data Release 2 contains a lot of data. While downloading the data will be possible, you can also bring your code to the data and access the data in a smart way. You can use ADQL queries to extract the data and then download the resulting table.

Gaia DR2 Virtual Reality Resources

An overview of some visualisations and virtual reality resources available for exploring the Gaia data.



As published in advance of the release. More information on the photometric system is available from documentation and papers.


Gaia DR2 in-depth stories

A selection of in-depth stories on the processing towards data release 2 and the science potential of the data.


Gaia's family portrait

An interactive visualisation of the Gaia Data Release 2 Hertzsprung-Russell diagram

Public outreach

An overview of news and stories on the Gaia Mission and Gaia science are given here.



The Gaia Data Processing and Analysis Consortium is responsible for processing the Gaia data.


Scientific community

Home of the Gaia scientific community with information, news and resources on the Gaia mission.



Read our FAQ or contact the Gaia Helpdesk.


Waiting for Gaia...

Gaia Data Release 2 press conference

The Hyades cluster

360 Degree view of Gaia's sky

Interview with Anthony Brown

Euronews: Gaia's revolution in Astronomy

Many thanks to all the work of the people involved in Gaia!

Information on the papers describing the data processing and the science potential of Gaia DR2 can be found here. There are some in-depth stories on the data release are available, as well as a guide to scientists to help you get up to speed with using Gaia DR2. Also the A&A special edition on Gaia Data Release 2 is out and can be found here.

Many images and stories were released: Gaia creates richest map of our Galaxy and beyond, Gaia's sky in colour, Gaia's Hertzsprung-Russel diagram, Cosmic scales covered by Gaia's second data release, Large Magellanic Cloud, Small Magellanic Cloud, Gaia's view of more than 14000 asteroids, Gaia's globular clusters and dwarf galaxies, Gaia's globular clusters and dwarf galaxies - with orbits, Gaia's new map of star density, the Galactic sensus takes shape, Rotation of the Large Magellanic Cloud. Many more are expected from the science with Gaia data release 2.

Make sure to watch the 360 degrees Gaia first sky map in colour with your smartphone and Google cardboard!