Hubble Spots Glittering ‘Sea of Sequins’ Crammed With Stars

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Here’s your second of house magnificence for the day. The Hubble Space Telescope stared on the constellation Sagittarius and noticed a luminous assortment of stars. NASA highlighted the view of Terzan 9, a globular cluster, on Wednesday.

Hubble is a joint venture from NASA and the European Space Agency. ESA said, “Terzan 9 is dotted with so many glittering stars that it resembles a sea of sequins.” The time period “globular cluster” would possibly sound a bit awkward, however the views are spectacular. These clusters are formations that may comprise hundreds of thousands of stars. 

The Hubble picture exhibits the dense coronary heart of Terzan 9, the place stars seem like they’re snuggling in shut with each other, making a brighter conglomeration within the middle. 

Here’s the total view. ESA launched this Hubble picture of the guts of the Terzan 9 globular cluster in June 2022.


ESA/Hubble and NASA, R. Cohen

The picture is beautiful, and there is loads of science curiosity right here, too. Hubble is investigating globular clusters close to the center of our house Milky Way galaxy, a spot that is filled with interstellar mud. As you’ll be able to think about with any dusty spot, it may be exhausting to see by an space like that and get an correct thought of what is going on on. 

The interstellar mud can change how the colours of stars seem to us again right here close to Earth. “Hubble’s sensitivity at both visible and infrared wavelengths allows astronomers to measure how star colors change due to interstellar dust,” mentioned ESA. “Knowing a star’s true color and brightness allows astronomers to estimate its age, and thereby estimate the globular cluster’s age.”

Hubble is an old-timer after having spent greater than three many years out within the wilds of house. Despite quite a few technical glitches, the Hubble workforce has been in a position to hold the venerable observatory working. NASA hopes it will proceed to ship knowledge for years to return, even because the next-gen James Webb Space Telescope comes fully online.

Here’s to many extra extra Hubble views of house sequins.


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Amanda Kooser

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