APEX 发表于 2025-3-30 08:24:35

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聋子 发表于 2025-3-30 15:47:47

,‘The Crab’, While Bell and Hewish have properly gone down in history as the discoverers of pulsars, pulsars were first detected, but not recognized, much earlier. Using an X-ray telescope, American astronomers had detected the pulsating signal from the Crab Nebula months prior to Hewish and Bell’s discovery; t

南极 发表于 2025-3-30 20:36:32

,‘Optical Pulsars’,ale flashes of light that kept time with the recently discovered Crab pulsar that would indicate that pulsars emitted visible light pulses as well as radio pulses. Such a discovery would be quite a prize considering its implications for understanding pulsars. In this case the sign of success would b

贿赂 发表于 2025-3-30 21:51:39

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Heart-Rate 发表于 2025-3-31 04:26:38

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Cardioversion 发表于 2025-3-31 08:19:18

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HAUNT 发表于 2025-3-31 11:43:19

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查看完整版本: Titlebook: Clocks in the Sky; The Story of Pulsars Geoff McNamara Book 2008 Praxis 2008 Clocks.McNamara.Planet.Pulsars.astronomy.stars