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Dark Energy

Cosmic Expansion Cosmology Cosmic Phenomena Universe Expansion Exoplanets Gravitational Lensing Universe Structure Observational Cosmology Supernovae Observational Astronomy

11 ARTICLES

last wk.

Roman Telescope Poised at Cape Canaveral Ahead of Aug. 30 Falcon Heavy Launch

The mission combines a panoramic infrared camera with a coronagraph demonstrator to enable massive sky surveys and test direct‑imaging techniques for exoplanets.

14 ARTICLES

last wk.

New Study Deepens 'Hubble Tension' Crisis in Cosmology

Dark Energy

Roman Telescope Poised at Cape Canaveral Ahead of Aug. 30 Falcon Heavy Launch

NASA Clears Roman Space Telescope for Aug. 30 Falcon Heavy Launch

NASA Sets Aug. 30 Launch for Nancy Grace Roman Space Telescope

Study Reaffirms Cosmic Acceleration After Rebutting 2025 Deceleration Claim

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

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

DES Year 6 Delivers Precise 3×2pt Cosmology With Mild CMB Discrepancy

Hubble Confirms 'Cloud‑9' as a Starless Dark‑Matter Halo Near M94

DES/DESI Analysis Fuels Model Predicting a Future Big Crunch

Simulations Predict Roman Telescope Will Record About 100,000 Cosmic Explosions

Physicists Propose Rotating Universe to Resolve Hubble Tension

New Study Deepens 'Hubble Tension' Crisis in Cosmology