Dark Energy News & Articles See All News Article5 Min ReadNASA’s Roman to Use Rare Events to Calculate Expansion Rate of UniverseArticle6 Min ReadHow NASA’s Roman Space Telescope Will Chronicle the Active CosmosArticle5 Min ReadNASA’s Roman Mission Gears Up for a Torrent of Future DataArticle3 Min ReadPrimary Instrument for NASA’s Roman Completed, Begins Tests Multimedia Go To Galleries Go To Galleries Keep Exploring Discover More Topics From NASA Amendment 33: D.3D TESS General Investigator Final Text Released and Phase-1 Proposals Due March 10, 2026, via ARK/RPS F.6 Science Activation: Corrections of Requirements for Budget Submission AAS Meeting 247 (Jan 2026) Cosmic Origins at AAS 247 (Jan 2026)