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https://www.space.com/astronomy/vera-rubin-observatory-glows-under-recalibration-leds-space-photo-of-the-day-for-july-28-2025
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Named in honor of feminine astronomer Vera Rubin, whose pioneering work on galaxy rotation supplied key proof for darkish matter, the Vera Rubin Observatory makes use of the world’s largest digital digital camera to see on the evening sky, on the lookout for darkish matter in our universe.
What is it?
This state-of-the-art facility homes the Simonyi Survey Telescope, which features a 27.5 foot (8.4 meters) main mirror. Inside the dome, Rubin makes use of particular recalibration lights to test and proper for variations within the sensors and different devices. These lights assist engineers map uneven pixel responses and discover shadows or different irregularities.
Where is it?
The Vera Rubin Observatory sits atop the mountain Cerro Pachón in northern Chile.
Why is it superb?
The rings within the calibration lights correspond to machining marks from the precision-shaped reflector which helps to unfold mild extra evenly throughout the display screen, according to NOIRLab. As the Rubin Observatory has begun its 10-year lengthy Legacy Survey of Space and Time (LSST), trying to find darkish matter within the universe so astronomers can decide what it’s, its recalibrations grow to be vital to make sure the telescope is functioning correctly.
The calibration additionally helps astronomers discover what are real cosmic anomalies versus instrumental error, permitting them to zero in on dependable information for his or her analysis.
Want to be taught extra?
You can learn extra in regards to the Vera Rubin Observatory and its hunt for darkish matter.
This web page was created programmatically, to learn the article in its authentic location you’ll be able to go to the hyperlink bellow:
https://www.space.com/astronomy/vera-rubin-observatory-glows-under-recalibration-leds-space-photo-of-the-day-for-july-28-2025
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