spaceobservatories
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Hubble Scientists Develop Software Fix for Satellite Streaks in Images
The Hubble Space Telescope images the cosmos from low Earth orbit, but an abundance of artificial satellites circle the planet at higher altitudes. That’s become an irritation in recent years, as the thousands of devices leave bright streaks in Hubble imagery.
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Proposed Mission Seeks to Resurrect Retired Spitzer Space Telescope
For more than three years, NASA’s Spitzer Space Telescope has been idly coasting around the Sun while locked in a retirement safe mode, while its successor, the Webb Telescope, took over its cosmic observation duties. An upcoming servicing mission, however, could give the old telescope a new purpose: protecting Earth from dangerous asteroids.
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Webb Telescope Spots a Planet With ‘Gritty’ Clouds Just 40 Light-Years Away
The Webb Space Telescope just turned its infrared gaze at an exoplanet and found dense clouds swirling in the atmosphere of this quirky world.
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NASA Will Launch Israel’s First Space Telescope, Set to View Fleeting Events Like Supernovae
Israel’s first space telescope is set to reach geostationary orbit in 2026, and NASA is going to get it there, the agency announced Tuesday. The mission is called the Ultraviolet Transient Astronomy Satellite (ULTRASAT), and it will scrutinize short-duration events like supernovae and stellar mergers.