Three pairs of formation-flying coronagraphs make up the SULIS mission. With three viewpoints SULIS will reconstruct the 3D properties of coronal mass ejections from the Sun that cause space weather impacts on Earth. Credit: Dr Eamon Scullion Northumbria

Three pairs of formation-flying coronagraphs make up the SULIS mission. With three viewpoints SULIS will reconstruct the 3D properties of coronal mass ejections from the Sun that cause space weather impacts on Earth. Credit: Dr Eamon Scullion Northumbria University Newcastle upon Tyne.