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The solar mass (M ☉), 1.988 92 × 10 30 kg, is a standard way to express mass in astronomy, used to describe the masses of other stars and galaxies. It is equal to the mass of the Sun, about 333 000 times the mass of the Earth or 1 048 times the mass of Jupiter.
The solar mass (M ☉) is a standard unit of mass in astronomy, equal to approximately 2 × 10 30 kg (2 nonillion kilograms in US short scale). It is approximately equal to the mass of the Sun . It is often used to indicate the masses of other stars , as well as stellar clusters , nebulae , galaxies and black holes .
The network is also relevant to understanding Solar System dynamics; [10] [11] Comet Shoemaker–Levy 9 followed such a trajectory on its collision path with Jupiter. [ 12 ] [ 13 ] Further explanation
All active Solar System space probes in 2024 (and a list of upcoming ones) Interplanetary spaceflight or interplanetary travel is the crewed or uncrewed travel between stars and planets, usually within a single planetary system. [1] In practice, spaceflights of this type are confined to travel between the planets of the Solar System.
The choice of solar mass, M ☉, as the basic unit for planetary mass comes directly from the calculations used to determine planetary mass.In the most precise case, that of the Earth itself, the mass is known in terms of solar masses to twelve significant figures: the same mass, in terms of kilograms or other Earth-based units, is only known to five significant figures, which is less than a ...
NASA's Juno spacecraft captured this view of Jupiter during the mission's 54th close flyby of the giant planet Sept. 7, 2023.
But the Solar System never developed into a system of multiple stars and Jupiter does not qualify as a protostar or brown dwarf since it does not have enough mass to fuse hydrogen. [ 28 ] [ 29 ] According to the " grand tack hypothesis ", Jupiter began to form at a distance of roughly 3.5 AU (520 million km ; 330 million mi ) from the Sun.
Ulysses flew by Jupiter for a gravity assist en route to solar polar observations [106] Jupiter 4 February 2004 4870 days (13 yr, 3 mo, 30 d) Ulysses flew by Jupiter at a minimum distance of 0.8 AU. Near Earth Asteroid Rendezvous: Asteroid 253 Mathilde: 17 February 1996 27 June 1997 497 days (1 yr, 4 mo, 11 d) NEAR flew by Mathilde en route to ...