A Space-Based Gravitational Wave Observatory Is a Step Closer to Reality

A proposal for the first-ever space-based observatory for studying gravitational waves just passed a vital feasibility review with flying colours. The mission is called LISA — the Laser Interferometer Space Antenna — and it cleared Phase A of its mission lifetime cycle, the process by which missions are dreamt up and then created.Led by the European Space Agency in collaboration with NASA, LISA is made up of three spacecraft that will orbit the Sun in a triangular formation. Each &ls