Light Pollution Threatens Global Observatories, Jeopardising Deep-Sky Astronomy

Published

2 months ago

August 13, 2025

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Light pollution is brightening skies over observatories at an alarming rate, with artificial light growing by up to 10% each year. Astronomers caution that this glow, intensified by widespread LED use and urban expansion, is threatening the ability of telescopes to detect faint cosmic objects and diminishing humanity’s shared right to experience the night sky.

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NASA’s GRACE Satellites Reveal Hidden Deep-Earth Process Behind Gravity Disturbance

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8 hours ago

October 11, 2025

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Scientists have discovered a mysterious gravity signal detected by satellites nearly 20 years ago, which is linked to deep mantle changes beneath the Earth’s surface. The anomaly, lasting two years, coincided with a magnetic “jerk”, suggesting a rapid mass shift near the planet’s core.

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‘FlyingToolbox’ Drone System Achieves Sub-Centimeter Accuracy in Mid-Air Tool Exchange

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2 days ago

October 9, 2025

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Researchers from Westlake University have developed the ‘FlyingToolbox,’ a drone system that exchanges tools mid-air with sub-centimeter precision. Using vision tracking, electromagnets, and AI airflow correction, it achieved 0.8 cm accuracy even under strong downwash. The innovation could transform aerial maintenance, construction, and rescue operations.

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James Webb Space Telescope Detects Phosphine on Brown Dwarf Wolf 1130C

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2 days ago

October 9, 2025

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Using the James Webb Space Telescope, scientists have detected phosphine gas in the atmosphere of the brown dwarf Wolf 1130C, about 54 light-years away. The finding suggests phosphine can form in extreme, non-biological environments, challenging its status as a potential biomarker and reshaping how scientists search for alien life.