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Cosmic Evolution

Early Universe Stellar Evolution Metal-Rich Galaxies Planetary Systems Gravitational Lensing Planetary Formation DESI Data Post-Big Bang Structures Solar System Dynamics Stellar Remnants Planetary Lifecycles Galaxy Dynamics Compact Objects High Redshift Galaxies Metallicity in Galaxies Galaxy Formation Star Formation

4 ARTICLES

3mo ago

New JWST Findings Complicate Origins of Little Red Dots

Fresh metallicity measurements and a reported progenitor open competing explanations for whether LRDs host early supermassive black holes or enshrouded, intermediate‑mass engines that must be tested with multiwavelength follow-up.

3 ARTICLES

4mo ago

Hubble Maps 25 Years of Expansion in the Crab Nebula

Cosmic Evolution

New JWST Findings Complicate Origins of Little Red Dots

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

JWST Finds Early Massive Galaxy That Isn't Rotating

JWST Finds Metal-Poor Atmosphere on Giant Planet Around a Small Red Dwarf

Hubble Maps 25 Years of Expansion in the Crab Nebula