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Experts Warn Thunderstorms Could Distort Ultra-High-Energy Gamma Ray Measurements

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Experts Warn Thunderstorms Could Distort Ultra-High-Energy Gamma Ray Measurements

Ultra-high-energy gamma rays, which have recently been observed in groundbreaking cosmic studies, are drawing attention for both their significance and their potential inaccuracies. These gamma rays, detected by the Large High Altitude Air Shower Observatory (LHAASO) in Tibet, exceed one petaelectronvolt (PeV) and point to cosmic accelerators with energy levels far greater than those produced in particle colliders on Earth. However, scientists are raising concerns that thunderstorms may be interfering with these measurements, potentially exaggerating the gamma ray energy levels by enhancing subatomic particle showers in the atmosphere.

Thunderstorms’ Potential Influence on Cosmic Measurements

Recent research, published in The Astrophysical Journal Letters, highlights the potential role thunderstorms play in distorting gamma ray measurements. Ashot Chilingarian, director of the Aragats Cosmic Ray Research Station, and Mary Zazyan from the Yerevan Physics Institute, proposed that thunderstorms could amplify particle showers due to the electric fields generated by the storms. This could result in an overestimation of the gamma ray energy observed by facilities like LHAASO. Their model suggested that these enhanced showers could lead to inaccurate readings, casting doubt on the actual energy levels of the detected gamma rays. Furthermore, the lack of publicly available weather data tied to these observations has prompted calls for more transparency in the scientific community.

LHAASO Responds to the Concerns

In response to these concerns, Zhen Cao, a spokesperson for LHAASO, reassured the public that the team carefully monitors weather conditions, including atmospheric electric fields, using specialized antennas. He emphasized that thunderstorms are relatively rare in the mountainous regions of Tibet, where the observatory is located. Cao downplayed the possibility of a significant link between thunderstorms and the gamma ray detections, suggesting that the conditions surrounding these events were unlikely to be influenced by storms. Despite these reassurances, many in the scientific community continue to urge further investigation into the potential impact of weather on cosmic ray measurements.

Calls for More Research and Transparency

While LHAASO scientists remain confident that thunderstorms are not significantly affecting their observations, the ongoing debate highlights the need for further research into the environmental factors influencing cosmic studies. With calls for greater transparency regarding the weather conditions during gamma ray events, experts are pushing for more comprehensive data-sharing practices to ensure the accuracy of future measurements. The implications of this research are not only vital for understanding gamma rays but also for the future of cosmic particle detection.

Intense Thunderstorms on Jupiter May Alter Its Colour and Visual Features

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Newly captured images of Jupiter have revealed two enormous thunderstorms brewing within the planet’s Southern Equatorial Belt (SEB). These massive storms are expected to produce green lightning, a rare phenomenon on the gas giant, and may lead to significant changes in the belt’s distinctive reddish-brown colour. Observers speculate that the intensity of these storms could alter the visual appearance of Jupiter’s surface, adding to the already dynamic and ever-changing features of the planet. This latest discovery has sparked great interest among astronomers and space enthusiasts alike, as the effects of these storms unfold.

The images, taken by astrophotographer Michael Karrer on November 30 using an 8-inch Celestron telescope, offer a striking view of two prominent white patches within the SEB. These patches, identified as massive thunderstorms, have been the subject of discussion by John Rogers, an astronomer with the British Astronomical Association. According to Rogers, similar storms were observed on Jupiter between 2016 and 2017, but this new occurrence appears to be much larger in scale, making it a noteworthy event for planetary scientists.

The thunderstorms, which are believed to extend nearly 100 kilometers beneath Jupiter’s thick atmosphere, are among the largest and most intense ever recorded on the planet. While their exact size is still being studied, it is estimated that the storms’ widths are likely greater than the entire diameter of Earth. The storms not only bring extreme weather but also produce green lightning, a striking contrast to the blue lightning seen on Earth. This unusual lightning colour is a result of atmospheric ammonia on Jupiter, as opposed to the water vapour responsible for Earth’s blue lightning. NASA research has previously documented this phenomenon, further supporting its presence on the gas giant.

As the storms continue to rage within Jupiter’s atmosphere, their long-term effects on the planet’s appearance remain uncertain. The potential for the SEB’s reddish-brown hue to be diluted could lead to dramatic visual changes that would alter how we view the planet. With further observation and study, scientists hope to gain a deeper understanding of these storms and their broader implications for the atmospheric dynamics of Jupiter, a planet known for its fierce weather patterns and ever-shifting appearance.