{"id":378,"date":"2026-03-31T02:39:41","date_gmt":"2026-03-31T02:39:41","guid":{"rendered":"https:\/\/cosmosimager.com\/staging\/3153\/?page_id=378"},"modified":"2026-03-31T02:40:41","modified_gmt":"2026-03-31T02:40:41","slug":"m87","status":"publish","type":"page","link":"https:\/\/cosmosimager.com\/staging\/3153\/m87\/","title":{"rendered":"M87"},"content":{"rendered":"\n
\"\"<\/figure>\n\n\n\n

M87 (NGC 4486) is a massive elliptical galaxy located in the Virgo Cluster at an approximate distance of 53 million light-years. At its core resides one of the most massive known supermassive black holes, with a mass of approximately 6.5 billion solar masses. This black hole is the engine powering one of the most energetic phenomena observable at optical wavelengths\u2014a relativistic plasma jet extending thousands of light-years into intergalactic space.<\/p>\n\n\n\n

The jet originates in the immediate vicinity of the black hole, where infalling matter forms an accretion disk and magnetic fields become tightly wound. These fields channel and accelerate charged particles to relativistic speeds, producing synchrotron radiation that is visible across the electromagnetic spectrum, including in optical wavelengths. In this image, the jet appears as a faint linear extension emerging from the galaxy\u2019s bright core, a challenging feature to resolve due to its small angular size and the overwhelming brightness of the galactic nucleus.<\/p>\n\n\n\n

This target holds particular scientific significance as the first direct image of a black hole\u2019s event horizon was obtained in M87 by the Event Horizon Telescope in 2017. That image reveals the shadow of the black hole against the surrounding emission from the accretion flow, providing strong confirmation of predictions from general relativity. Complementary observations from the Hubble Space Telescope resolve the jet in much greater detail, showing knots and shock structures within the outflow.<\/p>\n\n\n\n

This image was acquired from Arnold, CA between April 26 and May 1, 2022, with a total integration time of 9.7 hours. The processing emphasizes faint structure near the galactic core to reveal the optical jet, while maintaining controlled dynamic range to preserve the brightness profile of the nucleus. The result represents a ground-based detection of a relativistic jet powered by a supermassive black hole, bridging amateur imaging with one of the most profound discoveries in modern astrophysics.<\/p>\n","protected":false},"excerpt":{"rendered":"

M87 (NGC 4486) is a massive elliptical galaxy located in the Virgo Cluster at an approximate distance of 53 million light-years. At its core resides one of the most massive known supermassive black holes, with a mass of approximately 6.5 billion solar masses. 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