The Hubble Space Telescope is named after the American astronomer Edwin Hubble. It is used to observe distant galaxies, stars and other celestial phenomena, providing valuable data that has advanced our understanding of the universe.
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Mars has two moons named Phobos and Deimos. Phobos is the larger and closer moon, while Deimos is smaller and more distant. Both moons are irregularly shaped and believed to be captured asteroids.
Earth can be considered a satellite of the Sun because it orbits the Sun due to gravitational attraction. This relationship is similar to how moons orbit planets, demonstrating the dynamic interactions within the Solar System.
The average distance between the Earth and the Moon is approximately 384,000 kilometers (238,855 miles). This distance can vary due to the Moon’s elliptical orbit, ranging from about 363,300 km to 405,500 km.
Venus is hotter than Mercury because its atmosphere traps heat, which significantly raises its temperature, despite being farther from the Sun than Mercury. NCERT Science Textbook Curiosity Science Session 2024-2025.