while spiral galaxies have defined spiral arms curving out from their centers. The grand design spiral galaxy is the most magnificently structured sort of galaxy, with prominent, well-formed and ...

The finding was detailed in a paper published Dec. 6 on the pre-print server arXiv. Grand-design spiral galaxies are characterized by their prominent, well-defined arms, which circle outwards from ...

Zhúlóng is the most distant spiral galaxy ever seen. It formed 1 billion years after Big Bang, yet has a calm structure like ...

Discover the amazing similarities between Zhúlóng and the Milky Way, challenging our understanding of galaxy evolution.

“It is really exciting that this galaxy resembles a grand-design spiral galaxy like our Milky Way,” says Williams. “It is generally thought that it takes billions of years for this structure ...

More information: Mengyuan Xiao et al, PANORAMIC: Discovery of an ultra-massive grand-design spiral galaxy at z ∼ 5.2, Astronomy & Astrophysics (2025). DOI: 10.1051/0004-6361/202453487 ...

This could reveal the formation history of this well-ordered galaxy, explaining how a "grand design" spiral galaxy came to exist in the early universe. "This discovery shows how JWST is ...