Science ❯ Astronomy

Cosmic History

Big Bang Universe Evolution Age of Celestial Objects Galactic Structures Cosmic Dawn Epoch of Reionization Galactic Evolution Structure Formation Universe Age Galaxy Formation Planet Formation Planetary Systems Early Universe Supernovae Solar System History

10 ARTICLES

3w ago

Milky Way Absorbed a Dwarf Galaxy About 11.8 Billion Years Ago

The finding shows an early accretion delivered stars, gas and dark matter to the young Galaxy, prompting new observations and simulations to revise its formation history.

5 ARTICLES

2mo ago

Ancient Star in Pictor II Bears the Imprint of One Weak First-Generation Supernova

10 ARTICLES

7mo ago

Kepler Data Reveal Earth-Size Planet Candidate HD 137010 b Near Star’s Habitable Edge

Cosmic History

Milky Way Absorbed a Dwarf Galaxy About 11.8 Billion Years Ago

Euclid Finds 31 Quasars From the Universe’s First 700 Million Years

Lunar Meteorite Preserves Evidence of a 3.5-Billion-Year-Old Giant Moon Impact

JWST Survey Delivers Most Detailed Map of the Cosmic Web to Date

James Webb Maps the Universe’s Cosmic Web in Record Detail

Ancient Star in Pictor II Bears the Imprint of One Weak First-Generation Supernova

Kepler Data Reveal Earth-Size Planet Candidate HD 137010 b Near Star’s Habitable Edge