Present-day disk galaxies often contain a thick, star-filled outer disk and an embedded thin disk of stars. For instance, our own Milky Way galaxy’s thick disk is approximately 3,000 light-years in height, and its thin disk is roughly 1,000 light-years thick. How and why does this dual disk structure form? By analyzing archival data from […]
Category:
Astrophysics, Galaxies, Goddard Space Flight Center, James Webb Space Telescope (JWST), Science & Research, Spiral Galaxies, The Universe
Posted on
June 26, 2025
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