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Há 2 dias · 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 .
Há 4 dias · In 1821, with Uranus about halfway through its first revolution around the Sun since its discovery, French astronomer Alexis Bouvard had made enough careful observations of the planet to develop and publish an astronomical table which charted the predicted future positions of the planet based on Newton’s laws.
Há 2 dias · Pluto’s mean distance from the Sun, about 5.9 billion km (3.7 billion miles or 39.5 astronomical units), gives it an orbit larger than that of the outermost planet, Neptune. (One astronomical unit [AU] is the average distance from Earth to the Sun—about 150 million km [93 million miles].)
Há 1 dia · This is a list of trans-Neptunian objects (TNOs), which are minor planets in the Solar System that orbit the Sun at a greater distance on average than Neptune, that is, their orbit has a semi-major axis greater than 30.1 astronomical units (AU).
Há 4 dias · Neptune reaches opposition tonight, offering a rare chance to see the farthest planet from Earth. Learn how to spot this blue beauty in the night sky!
Há 18 horas · 0.0004% ± 0.0004% water. Jupiter is the fifth planet from the Sun and the largest in the Solar System. It is a gas giant with a mass more than 2.5 times that of all the other planets in the Solar System combined and slightly less than one-thousandth the mass of the Sun.
Há 4 dias · Neptune will reach opposition on September 20, 2024, at 22:43 GMT (September 20, 18:43 p.m. EDT). The planet will shine with a magnitude of 7.8 in the constellation Pisces. You can spot Neptune right after sunset, rising in the opposite direction of the Sun. It will reach its highest point around midnight and remain visible until dawn.