A look at of our Galaxy plus the successful quantity that Gaia will survey (courtesy X. Luri and A. Robin), determined by existing simulations of Gaia mock catalogs. Even from the age of Gaia, dust extinction and impression crowding will Restrict the exploration of the Disk to only a quadrant https://billionaire-brain-wave-re46541.bloggosite.com/39528950/the-stellar-abundance-for-dummies