Second article about this - lol
https://www.theverge.com/2024/4/3/24120149/european-space-agency-artificial-solar-eclipse-proba-3-spacecraft-corona-study
Europe’s space agency prepares to create solar eclipses to study the Sun - The Verge
The European Space Agency plans to launch a pair of satellites to study the Sun’s corona, with one blocking its surface light while the other observes the remaining light.
https://www.theverge.com/2024/4/3/24120149/european-space-agency-artificial-solar-eclipse-proba-3-spacecraft-corona-study