721Our solar system, including the Sun and all its planets, is located within which galaxy?
722The Milky Way, the galaxy containing our solar system, is generally classified as what type of galaxy?
723Excluding the Sun, which star is generally recognized as the closest star to Earth?
724A recognizable pattern or grouping of stars in the night sky is generally called what?
725The well-known Big Dipper star pattern is generally considered part of which larger constellation?
726A light-year is a unit primarily used in astronomy to measure what quantity?
727The Great Red Spot, a giant storm visible from space, is a well-known feature of which planet?
728Comets are generally composed mainly of ice, dust, and rock, earning them the informal nickname of what?
729A small fragment of interplanetary debris that burns up in Earth’s atmosphere, appearing as a streak of light, is generally called what?
730A meteor fragment that survives its fall through the atmosphere and actually lands on Earth’s surface is called what?
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