The Kuiper Belt is significant as it contains many small, icy bodies and dwarf planets. It lies beyond Neptune and provides valuable information about the early solar system and the formation of planets.
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Gas giants, like Jupiter and Saturn, are composed mainly of hydrogen and helium and lack solid surfaces. Terrestrial planets, such as Earth and Mars, have solid rocky surfaces and are composed of metals and silicates.
Studying exoplanets helps us understand the diversity of planetary systems, the potential for life outside Earth, and the conditions required for habitability. It also informs us about the formation and evolution of planetary systems.
A black hole is a region in space with such strong gravity that nothing, not even light, can escape. It forms when a massive star collapses under its own gravity after exhausting its nuclear fuel.
Venus is called Earth’s twin due to its similar size, mass, and composition. However, its thick atmosphere creates extreme greenhouse conditions, making its surface temperature much higher than Earth’s.