ESO research warns that planned 1.7 million bright satellites would have devastating consequences for astronomy.
WHO:European Southern Observatory (ESO)
WHAT:ESO research warned that planned large satellite constellations would make the night sky brighter and harm astronomy, calling for a cap of 100,000 satellites.
WHEN:Jul 1, 2026 at 12:42 PM ET
WHERE:Location not specified
WHY:ESO warned that the planned swarms of extremely bright satellites would make the night sky brighter and threaten telescopes' ability to observe the universe.
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