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Il y a 3 jours · Uranus, seventh planet in distance from the Sun and the least massive of the solar system’s four giant, or Jovian, planets. Uranus has more than two dozen moons, five of which (Umbriel, Miranda, Ariel, Titania, and Oberon) are relatively large, and a system of narrow rings.
Il y a 3 jours · Uranus - Gas Giant, Rings, Moons: At Uranus’s distance from the Sun, the planet takes slightly more than 84 Earth years, essentially an entire human life span, to complete one orbit.
Il y a 1 jour · It was a sight to behold. The midnight sun crept behind a mountain peak at the stroke of midnight. (Image credit: Daisy Dobrijevic) I didn't get much sleep that night as I was too excited and ...
heliocentrism, a cosmological model in which the Sun is assumed to lie at or near a central point (e.g., of the solar system or of the universe) while the Earth and other bodies revolve around it.
Il y a 2 jours · The Sun is the star at the center of the Solar System. It is a massive, nearly perfect sphere of hot plasma, heated to incandescence by nuclear fusion reactions in its core, radiating the energy from its surface mainly as visible light and infrared radiation with 10% at ultraviolet energies.
Il y a 2 jours · The closest encounter to the Sun so far predicted is the low-mass orange dwarf star Gliese 710 / HIP 89825 with roughly 60% the mass of the Sun. It is currently predicted to pass 0.1696 ± 0.0065 ly (10 635 ± 500 au) from the Sun in 1.290 ± 0.04 million years from the present, close enough to significantly disturb the Solar System ...
Il y a 1 jour · High precision real time tracking tool for The Sun which can be used identify The Sun and follow its movements across deep sky stellar fields.
