Phys.org What is dark energy? One of science’s great mysteries, explained Astrobitica March 20, 2025 (Last updated: March 20, 2025) 1 minute read Dark energy makes up roughly 70% of the universe, yet we know nothing about it. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: Dark energy seems to be changing, rattling our view of universeNext: Dark skies above world’s best astronomy sites could be ruined by new energy project Related Stories Phys.org Scientists discover rare ‘super-Jupiter’ planet with 180-day long orbit Astrobitica July 8, 2026 Phys.org Heat-shrinking materials get cleaner production route with lower temperatures and finer particles Astrobitica July 8, 2026 Phys.org Image: Hubble captures star-studded cluster Astrobitica July 8, 2026