Black Hole Mergers Test the Limits of General Relativity Astrobitica March 23, 2026 (Last updated: March 23, 2026) 1 minute read We can now use the gravitational waves of black holes to test general relativity and look for evidence of alternative theories of gravity. About the Author Astrobitica Administrator Visit Website View All Posts Post navigation Previous: Hydrogen shell detected around Nova Persei 1901 may be a planetary nebulaNext: Arianespace to launch Katalyst servicing spacecraft