JWST

Astronomers using NASA's James Webb Space Telescope have discovered a mature spiral galaxy resembling the Milky Way, formed just 1.5 billion years after the Big Bang. Named Alaknanda, this grand-design spiral challenges theories on galaxy formation timelines. The find highlights a more dynamic early Universe than previously thought.

December 02, 2025 由 AI 报道

An Indian research team has discovered a galaxy resembling the Milky Way, naming it Alaknanda after a sacred river. The finding was made using the James Webb Space Telescope. Researchers Rashi Jain and Yogesh Wadadekar from NCRA-TIFR led the effort.