optical pulsars

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• Optical pulsar — An optical pulsar is a pulsar which can be detected in the visible spectrum. There are very few of these known: the Crab pulsar was detected by stroboscopic techniques in 1969, shortly after its discovery in radio waves, at the Steward… …   Wikipedia

• Pulsars —    Stars that are a distinct source of radio, optical and x ray pulses. They pulse every fraction of a second, to several seconds. These pulses are very constant. It is believed that Pulsars are stars that have collapsed under their own gravity,… …   The writer's dictionary of science fiction, fantasy, horror and mythology

• Crab Pulsar — The Crab Nebula, which contains the Crab Pulsar. Image combines optical data from Hubble (in red) and X ray images from Chandra (in blue). NASA/CXC/ASU/J. Hester et al.[1] …   Wikipedia

• Pulsar — Pulsars are highly magnetized rotating neutron stars that emit a beam of electromagnetic radiation in the form of radio waves. Their observed periods range from 1.4 ms to 8.5 s. [ M.D. Young, R.N. Manchester and S. Johnston. A radio pulsar with… …   Wikipedia

• CM Tau — PSR B0531+21 Pulsar du Crabe (PSR B0531+21) …   Wikipédia en Français

• CM Tauri — PSR B0531+21 Pulsar du Crabe (PSR B0531+21) …   Wikipédia en Français

• PSR 0531 — PSR B0531+21 Pulsar du Crabe (PSR B0531+21) …   Wikipédia en Français

• PSR 0531+21 — PSR B0531+21 Pulsar du Crabe (PSR B0531+21) …   Wikipédia en Français

• PSR 0532 — PSR B0531+21 Pulsar du Crabe (PSR B0531+21) …   Wikipédia en Français

• PSR B0531+21 — Pulsar du Crabe (PSR B0531+21) L environnement immédiat du pulsar du Crabe, en optique (image Hubble, en rouge) et en X (image Chandra, en bleu) …   Wikipédia en Français

• PSR B0531+21.9 — PSR B0531+21 Pulsar du Crabe (PSR B0531+21) …   Wikipédia en Français