Science quiz: The infinite wonders of space

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Name this galaxy within the constellation Serpens Caput that’s famed for being almost symmetrical. It was recognized within the mid-Twentieth century.

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Which uncommon form of compact remnant of a lifeless star spins as soon as each few seconds and generally experiences “starquakes” that set off intense bursts of X-rays and gamma rays, typically seen as repeating high-energy flares? This object can also be well-known for possessing the strongest magnetic fields recognized within the universe.

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What do astronomers name worlds of mass similar to that of a planet however which drift via interstellar space with out orbiting any star? They are often detected utilizing microlensing or a faint infrared glow. Scientists consider they could have been ejected from younger techniques or shaped alone in collapsing clouds.

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Sometimes a star may be flung from the centre of a galaxy after it interacts with a supermassive black gap, which accelerates it. This star may be flung at lakhs of kilometers per second. What are these stars known as?

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In 2019, astronomers utilizing long-wavelength maps seen huge but faint ring-like constructions round distant galaxies, far bigger than supernova remnants and in contrast to recognized galaxy shapes. What did they name these mysterious options? Hint: the acronym is the identify of a fictitious race within the work of JRR Tolkien.

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What hypothetical kind of extraordinarily dense star is proposed to be made of the particles that additionally make up protons and neutrons? But as a substitute of forming protons or neutrons within the star, their high-energy environs trigger them to be “deconfined.” The star’s density is anticipated to be between that of a neutron star and a black gap.