Science ❯ Astronomy ❯ Cosmology

Big Bang

Early Universe Cosmic Dawn Galaxy Formation Cosmic Noon Universe Formation Galaxies Cosmic Microwave Background Galactic Evolution Dark Matter Cosmic Evolution

6 ARTICLES

4w ago

Milky Way Absorbed Dwarf Galaxy About 11.8–12 Billion Years Ago

High-precision Hubble ages and Gaia motions of globular star clusters show the collision supplied mass and metals that helped shape the galaxy’s early growth.

27 ARTICLES

last mo.

Astronomers Identify a Black Hole Star at Cosmic Dawn

10 ARTICLES

2mo ago

Simulations Suggest Milky Way Disk Flipped After Ancient 'Gaia Sausage' Collision

6 ARTICLES

3mo ago

Cosmic Bounce Theory Suggests Black Hole 'Fossils' Could Account for Dark Matter

4 ARTICLES

5mo ago

JWST Studies Report Strongest Evidence Yet of Population III Stars Near GN‑z11

3 ARTICLES

5mo ago

Astronomers Identify Most Chemically Pristine Star Ever Observed

5 ARTICLES

5mo ago

Astronomers Find Most Pristine Star Yet From the Large Magellanic Cloud

3 ARTICLES

7mo ago

JWST Finds Compact Five-Galaxy Merger From 800 Million Years After the Big Bang

8 ARTICLES

8mo ago

Early-Universe Quasar Defies Models With 13 Times the Eddington Limit, Bright X-Rays and a Radio Jet

5 ARTICLES

8mo ago

JWST’s ‘Little Red Dots’ Linked to Young, Cocooned Supermassive Black Holes

6 ARTICLES

8mo ago

Earliest Superheated Galaxy-Cluster Atmosphere Detected Challenges Formation Models

19 ARTICLES

9mo ago

Record-Long Gamma-Ray Burst and Earliest-Known Supernova Challenge Models of Cosmic Explosions

4 ARTICLES

9mo ago

JWST Detects Chemical Fingerprint of Primordial 'Monster Stars' in Early Galaxy

4 ARTICLES

9mo ago

Webb Confirms Most Distant Supernova Yet at z=7.3

14 ARTICLES

9mo ago

JWST Reveals 'Alaknanda,' a Milky Way–Like Spiral 1.5 Billion Years After the Big Bang

Big Bang

Milky Way Absorbed Dwarf Galaxy About 11.8–12 Billion Years Ago

Astronomers Identify a Black Hole Star at Cosmic Dawn

Simulations Suggest Milky Way Disk Flipped After Ancient 'Gaia Sausage' Collision

JWST and ALMA Image Supernova-Driven Wind Stripping Gas From a z≈5.3 Galaxy

JWST Measures 50‑Million‑Solar‑Mass Black Hole That Outweighs Its Host

Ancient Metal-Poor Stars Found Inside Milky Way’s Disk

JWST Finds Ultra-Faint Galaxy Showing Chemical Traces of the First Stars

Chandra Spots First X-Ray Little Red Dot, Pointing to Early Black Hole Growth

Cosmic Bounce Theory Suggests Black Hole 'Fossils' Could Account for Dark Matter

JWST Studies Report Strongest Evidence Yet of Population III Stars Near GN‑z11

Never miss stories about

Big Bang

Astronomers Identify Most Chemically Pristine Star Ever Observed

Astronomers Find Most Pristine Star Yet From the Large Magellanic Cloud

JWST Finds Compact Five-Galaxy Merger From 800 Million Years After the Big Bang

Early-Universe Quasar Defies Models With 13 Times the Eddington Limit, Bright X-Rays and a Radio Jet

JWST’s ‘Little Red Dots’ Linked to Young, Cocooned Supermassive Black Holes

Earliest Superheated Galaxy-Cluster Atmosphere Detected Challenges Formation Models

Record-Long Gamma-Ray Burst and Earliest-Known Supernova Challenge Models of Cosmic Explosions

JWST Detects Chemical Fingerprint of Primordial 'Monster Stars' in Early Galaxy

Webb Confirms Most Distant Supernova Yet at z=7.3

JWST Reveals 'Alaknanda,' a Milky Way–Like Spiral 1.5 Billion Years After the Big Bang

Never miss stories about

Big Bang