Dust In A Telescope's Eye Could Blind It To Earth 2.0

December 05, 2025 Universe Today

Dust In A Telescope's Eye Could Blind It To Earth 2.0
By Evan Gough (https://ift.tt/BY6TNpV)

This artist's illustration shows exozodiacal light, a glowing, hazy white light above the horizon of an imagined exoplanet. It comes from dust, and there's so much of this dust around one star system that astronomers are puzzled. Image Credit: ESO/L. Calçada

Hot exozodiacal dust can thwart our efforts to detect exoplanets. It causes what's called coronagraphic leakage, which confuses the light signals from distant stars. The Habitable Worlds Observatory will face this obstacle, and new research sheds light on the problem.

December 6, 2025 at 05:17AM
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