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Radiation from the rapidly spinning pulsar PSR B1509-58 makes nearby gas emit X-rays (gold) and illuminates the rest of the nebula, here seen in infrared (blue and red). A neutron star is the collapsed core of a massive supergiant star.
May 24, 2023 · Neutron stars are created when massive stars reach the ends of their lives and are composed of the densest matter in the known universe.
6 days ago · neutron star, any of a class of extremely dense, compact stars thought to be composed primarily of neutrons. Neutron stars are typically about 20 km (12 miles) in diameter. Their masses range between 1.18 and 1.97 times that of the Sun, but most are 1.35 times that of the Sun.
Sep 23, 2021 · A neutron star is the densest object astronomers can observe directly, crushing half a million times Earth's mass into a sphere about 12 miles across, or similar in size to Manhattan Island, as shown in this illustration.
Mar 28, 2023 · These small, incredibly dense cores of exploded stars are neutron stars. They’re among the most bizarre objects in the universe. A typical neutron star has about 1.4 times our sun’s mass.
Dec 27, 2023 · Neutron stars escape collapse into a black hole thanks to degeneracy pressure produced by their neutrons, which is able to fight the crushing force of gravity.
NASA’s Webb Makes First Detection of Heavy Element From Star Merger.
