Science ❯ Astronomy ❯ Cosmology

Universe Expansion

Hubble Constant Hubble Tension Dark Energy Big Crunch Deceleration Cosmological Models Dark Matter Deceleration of Expansion Baryon Acoustic Oscillation Energy Dark Matter

DESI Finishes 5-Year Survey With Record 3D Map of 47 Million Galaxies

A full 2027 analysis could confirm hints that cosmic acceleration is weakening.

Most Precise Local Hubble Measurement Sets H0 at 73.5 km/s/Mpc

New Galaxy-Group Analyses Put Local Expansion Rate at About 64 km/s/Mpc

LIGO–Virgo–KAGRA Unveil Catalog That More Than Doubles Gravitational-Wave Detections

South Korean Study Claims Cosmic Expansion Is Slowing, Challenging Dark Energy Orthodoxy

Gravitational-Lens Time Delays Deliver New Hubble Constant, Deepening the Tension

New Supernova Analysis Suggests Cosmic Expansion Is Slowing

New Study Claims the Universe Is Now Decelerating After Supernova Age-Bias Correction

Study Suggests the Universe’s Expansion Is Slowing, Challenging Standard Cosmology

New Peer-Reviewed Model Says Changing Constants Could Explain Dark Matter and Dark Energy

New BAO Analysis Strengthens Local Void Solution to Hubble Tension

Astronomers Capture First Visual Proof of Double-Detonation in Type Ia Supernova Remnant

New Data Suggests Dark Energy May Be Weakening, Challenging Cosmological Models

DESI Data Suggests Dark Energy May Be Weakening, Challenging Cosmological Models

James Webb Telescope Reveals Unexpected Galaxy Rotation Pattern

James Webb Telescope Confirms Universe's Faster-Than-Expected Expansion

James Webb Telescope Confirms Accelerated Universe Expansion Defies Current Physics

James Webb Telescope Captures Stunning Image of Milky Way's Largest Super Star Cluster

Webb Telescope Unveils Supernova Triple Image, Challenges Universe Expansion Models

James Webb Telescope Offers New Insights on Universe's Expansion