If you happen to look on the Milky Method by a strong telescope, you’ll discover that near the middle of the galaxy there are elongated filaments that appear to stipulate its spiral form. Scientists have a nickname for these constructions: “galactic bones.” Lately, astronomers discovered that one of many Milky Method’s bones is “fractured,” they usually consider they’ve now discovered a attainable wrongdoer: a neutron star that will have collided with it.
Based on NASA, these bones are enormous elongated formations of energized particles that spiral alongside magnetic fields working by the galaxy. The particles launch radio waves, and so are detectable utilizing radio telescopes.
Scientists have discovered a number of such bones within the galaxy, however some of the putting is named G359.13142-0.20005, also referred to as “the Snake.” It’s a 230-light-year-long filament that seems to have a fracture. It is usually one of many brightest. One of many first explanations was that some as but undetected physique had disturbed the filament.
A examine by Harvard College, printed within the journal Month-to-month Discover of the Royal Astronomical Society, got down to check this speculation. The analysis crew concerned discovered indicators of a pulsar, a neutron star spinning at excessive pace, in the identical area because the damaged bone. These stars are extraordinarily dense, and are the small remnants left after the explosion of a supermassive star.
Utilizing NASA’s Chandra X-ray Observatory, which orbits Earth, together with the MeerKAT telescope array in South Africa and the Very Giant Array in New Mexico—two techniques that detect radio waves—scientists discovered what seem like traces of a pulsar within the filament. Primarily based on information from these observatories, they estimate that this pulsar impacted the bone at a pace of between 1,609,000 and three,218,000 kilometers per hour. The suspected collision is assumed to have distorted the magnetic discipline of the bone, inflicting its radio sign to deform.
Within the above picture supplied by NASA, the Snake may be seen, and there’s a physique that seems to be interacting with the construction, in the midst of its size. It’s presumably the aforementioned neutron star.
Pulsars are different variations of a neutron star the place, along with being compact objects, they rotate at excessive velocities and produce sturdy magnetic fields. In the meanwhile there is no such thing as a instrument that may see them immediately as a result of their dimension and distance, however radio telescopes can detect the electromagnetic waves they emit and listen to them by changing these into sound.
This story initially appeared on WIRED en Español and has been translated from Spanish.
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