The Hipparcos project was hugely important in mapping our Galaxy. Here is a fascinating account of an important episode in astronomy, written by the scientist who played a pivotal role that brought it to fruition, and eventually to a triumphant conclusion.

The Hipparcos project was hugely important in mapping our Galaxy. Here is a fascinating account of an important episode in astronomy, written by the scientist who played a pivotal role that brought it to fruition, and eventually to a triumphant conclusion.

The Hipparcos project was hugely important in mapping our Galaxy. Here is a fascinating account of an important episode in astronomy, written by the scientist who played a pivotal role that brought it to fruition, and eventually to a triumphant conclusion.