Gaia Sausage

== English == === Etymology === From Gaia +‎ sausage. From being discovered by the Gaia Mission, a European Space Agency space telescope that maps the stars of the Milky Way, and forming a sausage-shaped plot in velocity-space. === Proper noun === Gaia Sausage (astronomy) A stellar population within the Milky Way Galaxy that forms a sausage-shaped plot in velocity-space, which is thought to originate from a galaxy merger ten billion years ago, with the Gaia-Enceladus galaxy, composing mostly Milky Way halo stars. ==== Synonyms ==== ==== Related terms ====