JWST : Supernova liée à un sursaut gamma détectée

JWST Reveals Celebrity Cluster MACS J1149

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 faint,… Jan 24, 2026

Science

Webb’s Sharpest View of Black Hole Edge

James Webb’s aperture-masking interferometry has produced the sharpest infrared image yet of the Circinus galaxy’s central black hole, showing most emission comes from a compact d… Jan 19, 2026

Space

JWST Confirms Runaway Supermassive Black Hole

New James Webb observations confirm RBH-1 as a supermassive black hole hurtling away from its host galaxy at nearly 1,000 km/s, with a luminous bow shock and a 200,000-light-year … Déc 18, 2025

Science

JWST Sees Universe’s Earliest Supernova

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 7… Déc 14, 2025

Space

James Webb Telescope Reveals Turbulent, Uneven Galaxies in the Early Universe

A survey of more than 250 James Webb Space Telescope observations finds that galaxies from 800 million to 1.5 billion years after the Big Bang were largely turbulent and clumpy ra… Nov 15, 2025

Space

James Webb Detects Complex Organic Molecules in Ices Beyond the Milky Way

Observations with JWST’s MIRI instrument reveal multiple complex organic molecules embedded in ice around a protostar in the Large Magellanic Cloud, marking the first solid-state … Nov 15, 2025

JWST

Articles about JWST

JWST Reveals Celebrity Cluster MACS J1149

Webb’s Sharpest View of Black Hole Edge

JWST Confirms Runaway Supermassive Black Hole

JWST Sees Universe’s Earliest Supernova

James Webb Telescope Reveals Turbulent, Uneven Galaxies in the Early Universe

James Webb Detects Complex Organic Molecules in Ices Beyond the Milky Way