Unveiling ASKAP J1832-0911: A Cosmic Enigma Emitting Dual Radio and X-Ray Pulses

ICARO Media Group
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29/05/2025 03h22

### Mysterious Cosmic Object Discovered Emitting Dual Radio and X-Ray Pulses

Astronomers at the International Center for Radio Astronomy Research (ICRAR) have uncovered a remarkable new cosmic phenomenon, identifying an object that sends out both radio waves and X-rays at regular intervals. Named ASKAP J1832-0911, this intriguing entity emits signals for two minutes every 44 minutes. This groundbreaking discovery provides fresh insights into the origins of similar enigmatic signals observed throughout our galaxy.

ASKAP J1832-0911 was first detected using Australia’s ASKAP radio telescope located on Wajarri Country. In a stroke of observational luck, NASA's Chandra X-ray Observatory was examining the same region of the sky simultaneously, allowing scientists to directly correlate radio and X-ray data. The significant finding was reported in Nature in a paper titled "Detection of X-ray Emission from a Bright Long-Period Radio Transient."

According to Dr. Ziteng (Andy) Wang from the Curtin University node of ICRAR, the simultaneous observation of ASKAP J1832-0911 by both ASKAP and Chandra made this discovery akin to finding a needle in a haystack. The ASKAP telescope’s wide view of the night sky contrasted sharply with Chandra's narrower focus, making the coincidence particularly fortunate.

Previously unknown to science, long-period transients (LPTs) emit radio pulses with intervals ranging from minutes to hours. Since the first detection by ICRAR researchers in 2022, ten of these LPTs have been cataloged worldwide. The discovery of ASKAP J1832-0911 marks the first time such an object has been detected in X-rays, further complicating the puzzle of their origin and nature.

Dr. Wang describes ASKAP J1832-0911 as unlike anything previously seen. He speculates that the object could be a magnetar, a highly magnetized core of a dead star, or perhaps a binary system involving a highly magnetized white dwarf. However, neither theory wholly accounts for the observed behavior, suggesting that this discovery may point toward new physical models or stellar evolutions.

The study’s co-author, Professor Nanda Rea from the Institute of Space Science (ICE-CSIC) and the Catalan Institute for Space Studies (IEEC) in Spain, believes that this discovery paves the way for identifying more such objects. The combination of X-ray and radio wave detection opens new avenues for understanding these mysterious cosmic entities. The discovery underscores the power of international collaboration and the diverse expertise that spanned this research.

ASKAP J1832-0911 is located approximately 15,000 light-years from Earth within our Milky Way galaxy. As scientists continue to study this object, they hope to unravel the secrets behind its unique emission patterns and reveal new dimensions of cosmic phenomena.

The views expressed in this article do not reflect the opinion of ICARO, or any of its affiliates.

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