Science ❯ Astronomy ❯ Cosmology

Hubble Tension

Measurement Discrepancies Cosmological Measurements Expansion of the Universe Cosmic Voids Measurement Methods James Webb Space Telescope Hubble Constant Expansion Rate of Universe Measurement Techniques in Astronomy Expansion Rate of the Universe Universe Rotation Baryon Acoustic Oscillations Hubble Bubble Hypothesis Void Theory Local Void Local Void Theory Local Void Hypothesis Cosmic Microwave Background Expansionsrate des Universums Universal Expansion Rates Atacama Cosmology Telescope Type Ia Supernovae Distance Ladder Measurements Measurement Techniques Measurement Discrepancy Cosmic Expansion Universal Expansion Rate

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

A TDCOSMO analysis of eight lensed quasars measures 71.6 km/s/Mpc with 4.5% precision, pointing to larger samples to reach decisive 1–2% tests.

New BAO Analysis Strengthens Local Void Solution to Hubble Tension