NASA's NEOWISE celebrates 10 years, plans end of mission
The asteroid and comet-hunting infrared space telescope has gathered an impressive haul of observations, but it's now at the mercy of the sun, which is accelerating its demise.
The asteroid and comet-hunting infrared space telescope has gathered an impressive haul of observations, but it's now at the mercy of the sun, which is accelerating its demise.
Astronomy
Dec 14, 2023
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Using 3D printing and porous silicon, researchers at the University of Illinois Urbana-Champaign have developed compact, visible wavelength achromats that are essential for miniaturized and lightweight optics. These high-performance ...
Optics & Photonics
Dec 9, 2023
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In research, sometimes the bumpy path proves to be the best one. By creating tiny, periodic bumps in a miniature racetrack for light, researchers at the National Institute of Standards and Technology (NIST) and their colleagues ...
Optics & Photonics
Nov 28, 2023
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Astronomers have known for decades that the universe is expanding. When they use telescopes to observe faraway galaxies, they see that these galaxies are moving away from Earth.
Astronomy
Nov 15, 2023
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NASA's SPHEREx space telescope is beginning to look much like it will when it arrives in Earth orbit and starts mapping the entire sky. Short for Specto-Photometer for the History of the universe, Epoch of Reionization, and ...
Astronomy
Nov 9, 2023
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NASA's Lucy mission will soon have its first asteroid encounter as the spacecraft travels through deep space en route to Jupiter's orbit. But before the spacecraft passes 265 miles (425 kilometers) from the surface of the ...
Astronomy
Oct 30, 2023
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NASA's Atmospheric Waves Experiment, or AWE, mission is scheduled to launch to the International Space Station in November 2023, where it will make use of a natural, ethereal glow in Earth's sky to study waves in our planet's ...
Space Exploration
Oct 26, 2023
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Lidar technology improvements will help NASA scientists and explorers with remote sensing and surveying, mapping, 3D-image scanning, hazard detection and avoidance, and navigation.
Space Exploration
Oct 25, 2023
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For the first time, an international group of astronomers have seen the heat glow of two ice giant planets colliding, and the resultant dust cloud then move in front of the parent star several years later. The star ASASSN-21qj—named ...
Astronomy
Oct 11, 2023
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The ability to have access to the Internet or use a mobile phone anywhere in the world is taken more and more for granted, but the brightness of Internet and telecommunications satellites that enable global communications ...
Space Exploration
Oct 8, 2023
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