HEGRA gamma ray telescope
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HEGRA gamma ray telescope
Gamma ray telescope. Cerenkov telescope at the High-Energy-Gamma-Ray Astronomy (HEGRA) site at the Roque de los Muchachos Observatory on La Palma, Canary Islands. Cerenkov radiation is the blue light given off by electrons when a high-energy gamma ray from space strikes the atmosphere with up to 10 thousand billion electron volts of energy. This instrument was one of the worlds most sensitive Cerenkov detectors, using the array of mirrors to focus the incoming light flashes onto a detector. It ceased operating in September 2002
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Media ID 6279027
© DETLEV VAN RAVENSWAAY/SCIENCE PHOTO LIBRARY
Array Astrophysical Astrophysics Canary Islands Detecting Detection Device Focusing Gamma High Energy La Palma Mirror Mirrors Observatory Radiation Rays Sensitive Telescope Hegra Roque De Los Muchachos
EDITORS COMMENTS
This print showcases the HEGRA gamma ray telescope, a remarkable piece of technology located at the Roque de los Muchachos Observatory on La Palma, Canary Islands. The telescope is specifically designed to detect high-energy gamma rays from space and utilizes the phenomenon known as Cerenkov radiation. When a powerful gamma ray enters Earth's atmosphere with an astonishing energy level of up to 10 thousand billion electron volts, it interacts with electrons and generates blue light called Cerenkov radiation. The HEGRA telescope takes advantage of this unique characteristic by employing an array of mirrors that focus these fleeting flashes onto a detector. During its operational years until September 2002, this groundbreaking instrument was hailed as one of the world's most sensitive Cerenkov detectors. Its ability to capture and analyze cosmic ray particles through particle cascades and secondary particles propelled astrophysics research forward. The image not only highlights the technological marvel that is the HEGRA telescope but also emphasizes the importance of astronomical observation in unraveling mysteries about our universe. It serves as a testament to human ingenuity and our relentless pursuit of knowledge in understanding high-energy phenomena occurring millions or even billions of light-years away. Science Photo Library has expertly captured this awe-inspiring moment in scientific exploration, showcasing both the beauty and complexity inherent in studying celestial objects using advanced telescopic devices like HEGRA.
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