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| - | Astronomers discover | + | ‘A lady at the bus stop screamed’ [[https:// |
| - | A galaxy that has remained unchanged for 7 billion years — a rarity in the universe — has been observed by astronomers, offering a glimpse into cosmic history | + | On June 14, finding |
| - | These space oddities are galaxies that, after an initial phase of intense star formation, escape their expected evolutionary path. While other galaxies expand and merge with one another, | + | That was the last homestay before her long journey out of the country. |
| - | The newly discovered fossil galaxy — named KiDS J0842+0059 — is about 3 billion light-years from Earth, making it both the most distant and the first of its kind observed outside the local universe, the region of space closest | + | In the early morning |
| - | “Relic galaxies, just by chance, did not merge with any other galaxy, remaining more or less intact through time,” said Crescenzo Tortora, a researcher at INAF and first author of a study on the finding published May 31 in the journal Monthly Notices of the Royal Astronomical Society. “These objects are very rare because, as time goes on, the probability to merge with another galaxy naturally increases.” | + | “Approaching Tehran, I saw black smoke, which scared me,” she says. |
| - | Very compact, very massive | + | Arriving in the Iranian capital at 2 p.m., she jumped from one bus stop to another, seeking help from locals for tickets to the northwestern city of Tabriz. |
| - | Astronomers believe that the most massive galaxies form in two phases, according | + | |
| - | “First, there’s an early burst of star formation, a very quick and violent activity,” she said. “We end up having something very compact and small, the progenitor of this relic.” | + | “I heard sounds |
| - | The second phase, she added, is a protracted process during which galaxies that are in close proximity start interacting, merging and eating each other, causing | + | Although some residents looked frustrated, she says the city was quite calm. During |
| + | “Around 50 years ago, this place was known as the ‘Little Paris of the Middle East’,” she says. “Now, most people seem to carry a sense of gloom, complaining about the government. Some strike me as highly talented and speak excellent English, yet they feel suppressed by the government and lack the means to travel abroad.” | ||
| - | The telltale feature of fossil galaxies is that they are very old, compact and dense, much more so than our own galaxy. | + | Kang finally got on a bus departing from Tehran at 10 p.m. and fell asleep. |
| - | “They contain (billions) of stars as massive as the sun and they are not forming any new stars — they’re doing essentially nothing, and they are the fossil records of the very ancient universe,” she said. “They formed when the universe was really, really young. And then, for some reasons that we honestly don’t understand yet, they did not interact. They didn’t merge with other systems. They evolved undisturbed, | + | “I was tired and hungry,” she says, adding that there was no bathroom on board the bus. After a few more struggles due to language barriers, she eventually found another bus to Maku. From there, she was able to take a taxi to the Turkish border. Crossing into Turkey at midnight, it then took another 22 hours to get to Istanbul, where she was able to catch a flight to Taiwan. |