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Reyk (talk · contribs) Asteroids, small moons, history of the solar system, and anything that's not well understood; RSStockdale (talk · contribs) all; Ruslik0 (talk · contribs) Outer planets and satellites. Serendipodous (talk · contribs) Now focusing on the solar system featured topic, though Definition of planet has become an issue yet ...
In addition to naming planets and satellites themselves, the individual geological and geographical features such as craters, mountains, and volcanoes, on those planets and satellites also need to be named. In the early days, only a very limited number of features could be seen on other Solar System bodies other than the Moon.
The orbits of Solar System planets are nearly circular. Compared to many other systems, they have smaller orbital eccentricity. [70] Although there are attempts to explain it partly with a bias in the radial-velocity detection method and partly with long interactions of a quite high number of planets, the exact causes remain undetermined. [70] [74]
A and B, two super-Earth (or even supergiant) planets theorized by Michael Woolfson as part of his Capture theory on Solar System formation. Originally the Solar System's two innermost planets, these two collided, ejecting A (save its moons Mars, the Moon, Pluto, and the other dwarf planets) out of the Solar System and shattering B to form the ...
Breakthrough Starshot is a research and engineering project by the Breakthrough Initiatives to develop a proof-of-concept fleet of light sail interstellar probes named Starchip, [1] to be capable of making the journey to the Alpha Centauri star system 4.34 light-years away.
The ancient Hebrews, like all the ancient peoples of the Near East, believed the sky was a solid dome with the Sun, Moon, planets and stars embedded in it. [4] In biblical cosmology, the firmament is the vast solid dome created by God during his creation of the world to divide the primal sea into upper and lower portions so that the dry land could appear.
Observe exoplanets using the transit method, study and characterise the planets' chemical composition and thermal structures 4 years RST: 2026 To search for and study exoplanets while studying dark matter. It is expected to find about 2,500 planets. 6 years PLATO: 2026 (Ariane 62) To search for and characterize rocky planets around stars like ...
The term "Solar System" entered the English language by 1704, when John Locke used it to refer to the Sun, planets, and comets as a whole. [40] By then it had been stablished beyond doubt that planets are other worlds, then the stars would be other distant suns, so the whole Solar System is actually only a small part of an immensely large ...