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ESA's Proba-3 Creates First Artificial Solar Eclipse On Demand

ESA’s Proba-3 mission creates long-lasting artificial solar eclipses in space

From Hacker News Original Article Hacker News Discussion

ESA's Proba-3 mission has successfully created an artificial solar eclipse by flying two spacecraft in extremely precise formation, allowing for extended observation of the Sun’s corona.

Why it matters: This technology enables continuous, hours-long eclipses for detailed solar studies beyond Earth's atmosphere.

The big picture: Proba-3's precision formation flying could revolutionize solar research and improve predictions for solar events affecting Earth.

Stunning stat: The two satellites maintain a formation accuracy within a millimeter while orbiting 150 meters apart.

Commenters say: Readers are impressed by the precision and scientific potential, highlighting how this could transform solar observation and space technology.