True: The International Space Station (ISS) is the largest human-made structure in space., The moon is the only natural satellite of Earth., The Hubble Space Telescope has captured images of galaxies billions of light-years away., The first human to walk on the moon was Neil Armstrong., Mars has the tallest volcano in our solar system., False: The sun is the smallest object in our solar system., The concept of black holes was first proposed by Albert Einstein., Earth is the largest planet in our solar system., The term "zero gravity" accurately describes the absence of gravity in space., The speed of light is approximately 299,792 kilometers per hour.,

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