Sistema planetari

Un sistema planetari està format per una o diverses estrelles centrals i diversos objectes orbitant al seu voltant. El nostre sistema planetari, el Sistema Solar, està format pel Sol, els diferents planetes i una multitud de cossos menors.^[1] A data 28 novembre 2023, segons l'Extrasolar Planets Encyclopaedia, hi ha 5.543 exoplanetes confirmats en 4.087 sistemes planetaris, amb 886 sistemes que tenen més d'un planeta.^[2].

↑ Dsrling, David J. The Universal Book of Astronomy, from the Andromeda Galaxy to the Zone of Avoidance. Hoboken, Nova Jersey: Wiley, 2004, p. 394ISBN=0-471-26569-1.
↑ Schneider, J. «Interactive Extra-solar Planets Catalog». Extrasolar Planets Encyclopaedia.

[1] Dsrling, David J. The Universal Book of Astronomy, from the Andromeda Galaxy to the Zone of Avoidance. Hoboken, Nova Jersey: Wiley, 2004, p. 394ISBN=0-471-26569-1.

[Exoplanet_Catalog_(epc)-2] Schneider, J. «Interactive Extra-solar Planets Catalog». Extrasolar Planets Encyclopaedia.

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Sistema planetari

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