{
    "success": true,
    "data": {
        "id": 1785065,
        "msgid": "james-webb-telescope-discovers-living-fossil-from-the-early-universe-1780581058",
        "date": "2026-06-04 19:44:00",
        "title": "James Webb Telescope Discovers 'Living Fossil' from the Early Universe",
        "author": "Irvan Sihombing",
        "source": "MEDIA_INDONESIA",
        "tags": "",
        "topic": "Technology",
        "summary": "The James Webb Space Telescope has detected an ancient galaxy named LAP1-B, which existed approximately 800 million years after the Big Bang. Led by researchers from Kanazawa University, observations revealed that the galaxy possesses the lowest metal content ever recorded in the early universe. The discovery provides crucial physical evidence linking primitive galaxies with the remnants of ultra-faint dwarf galaxies still observable today.",
        "content": "<p>The James Webb Space Telescope (JWST) has once again made history in\nspace exploration. The most advanced instrument built by humanity has\nsuccessfully detected an ancient galaxy named LAP1-B, a celestial object\nthat existed approximately 800 million years after the Big Bang. The\ndiscovery, published in the journal Nature on 13 May, was led by\nAssociate Professor Kimihiko Nakajima of Kanazawa University. LAP1-B has\nbecome a focal point of the astronomical world due to its status as the\ngalaxy with the lowest metal content ever detected in the primitive\nuniverse. This success proves the superiority of JWST in penetrating the\nuniverse\u2019s \u2018Dark Ages\u2019, or the Era of Reionisation. During the period\nbetween 380,000 and 1 billion years after the Big Bang, the universe was\ndominated by neutral hydrogen that absorbed visible light, meaning\nobjects within it could only be detected through the infrared spectrum.\nWith the aid of gravitational lensing, where a massive galaxy cluster\nacts as a natural lens, the faint light from LAP1-B was amplified up to\n100 times. This allowed the research team to conduct a deep\nspectroscopic analysis over more than 30 hours of observation. In\nastronomy, the term \u2018metal\u2019 refers to all elements heavier than hydrogen\nand helium. The finding that LAP1-B has an extremely low oxygen content\nindicates that the galaxy is still in a \u2018pristine\u2019 condition and has not\nyet been heavily contaminated by supernova explosions from subsequent\nstellar generations. The carbon-to-oxygen ratio in LAP1-B is highly\nidentical to predictions of matter produced by Cluster III stars, the\nfirst generation of stars that triggered the formation of elements vital\nfor life, such as carbon and nitrogen. This discovery provides physical\nevidence that, until now, had only been theoretical among scientists.\n\u2018It is like directly witnessing the history of the universe that\nhappened 13 billion years ago, no longer just theorising through the\ntraces left behind,\u2019 said Nakajima in his statement. In addition to its\nchemical composition, the extremely small stellar mass of LAP1-B\nindicates that this galaxy is likely dominated by a dark matter halo.\nThis characteristic leads to LAP1-B being considered a \u2018living fossil\u2019\nthat bears similarities to the ultra-faint dwarf galaxies (UFDs) found\naround the Milky Way. Professor Masami Ouchi added that this finding\nserves as an important bridge connecting primordial galaxies with\ngalactic remnants that still exist today. With James Webb\u2019s technology,\nthe veil of mystery regarding how the first stars and galaxies formed is\nnow beginning to be lifted in earnest.<\/p>",
        "url": "https:\/\/jawawa.id\/newsitem\/james-webb-telescope-discovers-living-fossil-from-the-early-universe-1780581058",
        "image": ""
    },
    "sponsor": "Okusi Associates",
    "sponsor_url": "https:\/\/okusiassociates.com"
}