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In late 2017, an intriguing object flew through our solar system. Its speed and steep trajectory told scientists it was from interstellar spac…

What is a planet?




Earth’s twin

The moon is a natural satellite that revolves around the Earth. It is the brightest and largest object in our night sky. Though there are hund…

The James Webb Space Telescope will be the largest and most complex telescope ever launched into space. It won’t replace the Hubble Space Tele…

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