Αποτελέσματα Αναζήτησης
13 Ιουλ 2015 · For more than 70 years, Pluto was one of nine planets recognised in our Solar System. But in 2006, it was relegated to the status of dwarf planet by the International Astronomical Union (IAU).
Pluto (minor-planet designation: 134340 Pluto) is a dwarf planet in the Kuiper belt, a ring of bodies beyond the orbit of Neptune. It is the ninth-largest and tenth-most- massive known object to directly orbit the Sun.
16 Φεβ 2024 · Did Pluto ever stop being a planet? The answer depends on who you ask. Learn the arguments from both sides of the controversial issue, based on scientific criteria and historical context.
Pluto was once a planet, but is now a dwarf planet in the Kuiper Belt, a region beyond Neptune. Learn about Pluto's facts, exploration, moons, and images from NASA's New Horizons mission.
28 Μαΐ 2024 · Three editors from Astronomy magazine share their views on Pluto's status as a planet or a dwarf planet. They explain how different scientific communities use different criteria and definitions to classify solar system objects.
Learn how the International Astronomical Union defined the term planet in 2006 and why Pluto was demoted to a dwarf planet. Find out the scientific reasoning and the public reaction to the change in the solar system.
Pluto was reclassified as a dwarf planet in 2006 by the International Astronomical Union because it has not cleared its orbit of debris. Learn about Pluto's size, distance, orbit, moons, surface, atmosphere, and more from NASA's website.
