(via minutephysics) We think of the moon as orbiting the earth, following a spiraling trajectory as the earth itself orbits the sun. But this is wrong. Not only is the moon's orbit NOT a spiral ...
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Earth's new companion 'quasi moon' astonishes astronomers as it shares its orbit around the sun. What is 2025 PN7?
Scientists have found that asteroid 2025 PN7, a celestial body spotted by Hawaii’s Pan-STARRS observatory this summer, may be a quasi-satellite, also known as a quasi-moon. Rumours are circulating ...
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