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Why stars look spiky in images from the James Webb Space Telescope

Stars in the new images from the James Webb Space Telescope look sharper than they did before. And I’m not just talking about the image quality, which is astounding. I’m talking about the fact that many of the bright stars in the images have very distinct Christmas-ornament-looking spikes or, as one of my colleagues put it, “It looks like a J.J. Abrams promo poster, and I love it.” But…
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NASA’s New Mineral Dust Detector Readies for Launch

Designed to analyze airborne dust to see how it might affect climate, the EMIT mission launches to the International Space Station on Thursday, July 14. Each year, strong winds carry more than a billion metric tons – or the weight of 10,000 aircraft carriers – of…
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NASA Reveals Webb Telescope’s First Images of Unseen Universe

. NASA Reveals Webb Telescope’s First Images of Unseen Universe Lee esta nota de prensa en español aquí. The images include some taken by the telescope’s Mid-Infrared Instrument, which the Jet Propulsion Laboratory manages for NASA. The dawn of a new era in astronomy is here as the world gets its first look at the full capabilities of NASA’s James…
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President Biden Reveals First Image From NASA’s Webb Telescope

Lee esta nota de prensa en español aquí. Thousands of galaxies are revealed in this first science image from the observatory, which includes the Mid-Infrared Instrument managed by JPL for NASA. President Joe Biden released the first full-color image from NASA’s James Webb Space Telescope Monday during a public event at the White House in Washington. This first image showcases the…
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NASA Shares List of Cosmic Targets for Webb Telescope’s First Images

. NASA Shares List of Cosmic Targets for Webb Telescope’s First Images The images will include some taken by Webb’s Mid-Infrared Instrument, which is managed by the Jet Propulsion Laboratory for NASA. NASA’s James Webb Space Telescope, a partnership with ESA (European Space Agency) and CSA (Canadian Space Agency), will soon reveal unprecedented and…
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