高红移星系

A bright, short radio burst—called a 'mega‑laser'—was detected by South Africa's MeerKAT and traced to a merging galaxy 8+ billion light‑years away. Astronomers say the signal i... 三月 23, 2026

Using the James Webb Space Telescope, astronomers have identified the most distant 'jellyfish' galaxy yet — a galaxy caught being stripped of its gas 8.5 billion years ago, resh... 二月 24, 2026

The James Webb Space Telescope has released a new, deep infrared image of the massive galaxy cluster MACS J1149.5+2223, showing dramatic gravitational lensing and revealing fain... 一月 24, 2026

James Webb Space Telescope observations identify a supernova linked to long gamma‑ray burst GRB 250314A at redshift ~7.3 — an explosion that occurred when the universe was about... 十二月 14, 2025

New JWST spectra have highlighted a handful of ultra‑distant, compact objects whose light matches predictions for hypothetical dark‑matter‑powered 'dark stars' — but the signal ... 十一月 19, 2025