The Most Distant FRB Tells The Story Of Its Origin
James Webb Space Telescope found a faint host galaxy for FRB 20240304B, helping astronomers test whether fast radio bursts come from magnetars or neutron-star mergers.
- The James Webb Space Telescope recently identified the small galaxy responsible for FRB 20240304B, a radio burst originally detected by The MeerKAT radio array in 2024.
- Fast Radio Bursts are notoriously difficult to study because they last only milliseconds and were initially indistinguishable from terrestrial noise, while The MeerKAT data pinned down the location precisely but optical observations initially failed to reveal the source galaxy.
- Researchers determined the galaxy dates to when the Universe was about 3 billion years old, per the paper "A fast radio burst from the first 3 billion years of the Universe," with spectrum data suggesting most stars formed within about 30 million years.
- Given the intensity and duration of these bursts, scientists believe the likely causes involve stellar phenomena such as flare-like events or merging binary systems that can spiral inward for more than a billion years before colliding.
- While stellar phenomena remain the leading explanation, researchers have proposed more exotic possibilities, helping refine understanding of these mysterious, high-energy cosmic signals originating from galaxies across the distant Universe.
21 Articles
21 Articles
Record-Breaking Fast Radio Burst from Early Universe Traced to Tiny, Star-Forming Galaxy
This fast radio burst, designated FRB 20240304B, is the most distant ever detected, having traveled more than 10 billion years across the cosmos to reach Earth. The post Record-Breaking Fast Radio Burst from Early Universe Traced to Tiny, Star-Forming Galaxy appeared first on Sci.News: Breaking Science News.
Astronomers identify host galaxy of most distant fast radio burst
Astronomers have identified the host galaxy of the most distant fast radio burst (FRB) ever detected, using South Africa's MeerKAT radio telescope and NASA's James Webb Space Telescope, the South African Radio Astronomy Observatory (SARAO) said.
An international team of astronomers identified the most distant rapid radio explosion ever located in their home galaxy. The broadcast, called FRB 20240304B, traveled for more than 10 billion years until reaching Earth, bringing new clues to the primitive Universe. The signal was detected on March 4th of [...]
NASA James Webb Telescope Pinpoints Distance to Farthest Fast Radio Burst Ever Detected | 🔬 LatestLY
Astronomers using NASA’s James Webb Space Telescope have identified the host galaxy of the most distant fast radio burst to date, FRB 20240304B. Originating from a young dwarf galaxy at redshift 2.148 just 3 billion years after the Big Bang, the findings published in Science challenge neutron star merger models and strongly point toward young magnetar origins. 🔬 NASA James Webb Telescope Pinpoints Distance to Farthest Fast Radio Burst Ever Dete…
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- 34% of the sources lean Left, 33% of the sources are Center, 33% of the sources lean Right
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