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The European Space Agency (ESA) announced on Monday that his spacecraft Euclid’s spacecraft discovered a rare bright halo around a Near Galaxy.
Known as the Einstein ring, the halo was taken in photos surrounding the galaxy nearly 590 million light years, which is considered to be near cosmic standards. The single light year is measured at 5.8 trillion miles.
While astronomers knew about the galaxy in which the phenomenon was captured for more than a century, they were surprised when Euclid discovered a bright glowing ring,
Euclid chased away From Cape Canaveral in Florida on July 1, 2023, to begin a six -year mission for exploring the dark universe.
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The sea of colorful stars and galaxies seems to swim in a huge blackness of the space around the foggy halo in the central stage. In the middle of the image, the unclear light bulb in the warm shade of the yellow extends around a small bright spot, located inside the thin light circle that seems to pull around it. (ESA/Euclid/Euclid Consortium/NASA, Picture Picture J.-C. Cuillandre, G. Anselmi, T. Li)
But before the space telescope could start a survey on space, scientists had to ensure that everything on board was doing properly. During the early testing phase, which occurred in September 2023, Euclid sent pictures back to Earth.
Esa said the pictures were deliberately going into focus but in one of the pictures, Euclid Archive Scientist Bruno Altieri saw, which he believed was a very special phenomenon and decided to look at him a little closer.
“I watch data from Euclid as they come,” Bruno said in a statement for the public from ESA. “Even from that first observation I could see, but after Euclid did more perceptions of the area, we could see the perfect Einstein ring. For me, with lifelong interest in the gravitational lens, that was amazing.”
For most of the population, the Einstein ring is “an extremely rare phenomenon,” Esa said.
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The thin ring of the perfect circular shape and the penetrating light white disk in the middle are the protagonists of this image. They stand out in a uniformly colored backdrop of a foggy dark gray. (ESA/Euclid/Euclid Consortium/NASA, Picture Picture J.-C. Cuillandre, G. Anselmi, T. Li)
When a remote galaxy is observed through the telescope, light from that galaxy can come across another galaxy on the way to the telescope. When this happens, the galaxy at the forefront acts like a magnifying glass, and gravity causes the bending of light rays. When the light rays bend, scientists call it a gravitational lens, according to ESA -I.
When the background galaxy, the galaxy of the lens and the telescope in perfect alignment, the image appears as a ring, also known as the Einstein ring.
The galaxy, called the NGC 6506, is about 590 million light years away, and this is the first time that the light ring around its center has ever been discovered.
“All strong lenses are special, because they are so rare and are incredibly useful scientific,” said Conor O’Riordan of the Max Planck Institute of Astrophysics. “This one is especially special, because it is so close to the ground and the alignment makes it very beautiful.”
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The text passes the principle behind Einstein rings. (Esa)
Einstein’s rings are based on the general theory of relativity of physicist Albert Einstein, who predicts that light will bend around objects in space and focus light like giant lenses, Esa said. The phenomenon allows scientists to sometimes see light from distant galaxies that would otherwise be hidden.
“I think it is very intriguing that this ring was noticed in a well -known galaxy, which was first discovered in 1884,” said Valeria Pettorino, a project scientist ESA Euclid. “Galaxy has been known astronomers for a long time. Still, this ring has never been spotted before. It shows how powerful Euclid is, finding new things even in places we thought we knew well. This discovery is very encouraging for the future of Euclid mission and shows its fantastic options. “
During the mission, scientists expect Euclid to reveal more about the role of gravity in space, as well as the nature of dark energy and dark matter.
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Euclid will change a third of heaven and observe billions of galaxies as far as 10 billion of light years are concerned, Esa said. In doing so, scientists expect Euclid to find about 100,000 stronger lenses, even though he found so cosmic near the house and so spectacular, Esa added, “it’s stunning.”
“Euclid will revolutionize the field, with all this information we never had before,” O’Riordan said.
Associated Press contributed to this report.
