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* <math>F_{HZ}</math>, the fraction of stars with rocky planets in the habitable zone, in Seager's variant of the Drake equation; see [[Dra ...

| [[List of Mercury-crossing minor planets|Mercury Crosser]] | [[List of Venus-crossing minor planets|Venus Crosser]] ...

...ssible over more than 100 Myr. This chaoticity comes mainly from the inner planets [[Mercury (planet)|Mercury]], [[Venus]], the [[Earth]], and [[Mars]]. === Chaotic obliquity of the planets === ...

...same direction as seen from the Sun. Opposition occurs only for [[superior planets]] (see the diagram). ...y)|conjunction]] with the Sun. An inferior conjunction occurs when the two planets align on the same side of the [[Sun]]. At inferior conjunction, the superio ...

== The table of planets == ...

...sical constant used to calculate the equatorial magnetic field strength of planets. This constant, introduced by Armen Markarian, shows a direct relationship ...a reliable basis for calculating the equatorial magnetic field strength of planets in the Solar System, and potentially in other planetary systems. By applyin ...

....jpg|thumb|510x510px|Though differing in size and temperature, terrestrial planets of the Solar System were reported to have high Earth Similarity Index value ...rankings. The webpage also ranks what it describes as the habitability of planets and moons according to three criteria: the location in the habitable zone, ...

...tem bodies (H)|H]] of 26.7, and an albedo 4-15%.{{efn|[[Absolute magnitude#Planets as diffuse spheres]] <math display="block">D = \frac{1329}{\sqrt{p}} \times <!--use upon numbering: {{Minor planets navigator | |number=? |PageName={{mp|(?) 2022 YG|}} | }} --> ...

...xploration: Planets Beyond our Solar System|website=Exoplanet Exploration: Planets Beyond our Solar System|access-date=2018-07-03}}{{dead link|date=June 2021| * [[List of planets observed during Kepler's K2 mission]] ...

...S]] confirmed this planet and discovered a second planet, LP 890-9 c. Both planets are likely [[terrestrial planet]]s, somewhat larger than Earth. The outer p ...www.newscientist.com/article/2337024-two-potentially-habitable-super-earth-planets-have-been-discovered/ |access-date=8 September 2022 |work=New Scientist |da ...

{{Short description|A measure for the size of planets and other Solar System objects}} ...les/aa/pdf/2011/04/aa15811-10.pdf|title=Distorted, nonspherical transiting planets: impact on the transit depth and on the radius determination|first1=J.|last ...

...ne-of-sight]], so the real [[orbital inclination]]s and true masses of the planets are generally unknown.<ref name="Astrobiology"/> This is a result of '''si Most stars will not have their planets lined up and orientated so that they eclipse over the center of the star an ...

...quare of the time of [[Kepler's laws of planetary motion|revolution of the planets]] (''k'' = −1) is proportional to the cube of the orbital size. ...

...inner [[Solar System]].<ref name="st0811">Alycia J. Weinberger, "Building Planets in Disks of Chaos" in ''[[Sky & Telescope]]'', November 2008, p. 37.</ref> ...

...play a pivotal role in shaping the structure, composition, and dynamics of planets and moons within a stellar system. ...K. |last4=Chapman |first4=Clark R. |date=July 1978 |title=Planetesimals to planets: Numerical simulation of collisional evolution |url=https://linkinghub.else ...

| exosolar planets = ...ly rotating star, common [[false positive]]s when searching for transiting planets. Analysis of the resulting data found that the radial velocity variations m ...

| caption = Artist's conception of the Kepler-46 system showing the two planets. Planet b transits its star, the same method by which it was detected.<!--i ...been found to possess a [[planetary system]] consisting of at least three planets and while it has a similar mass to the Sun (90%) it is significantly older ...

...t the Jet Propulsion Laboratory looking at the atmospheres of Solar System planets. He discovered [[water vapor]] in the atmosphere of [[Mars]],<ref name = "S * [[Asteroid]] [[List of minor planets: 3001–4000#201|3207 Spinrad]], discovered in 1981, was named for Hyron Spin ...

...</ref> Gravitational focusing plays a significant role in the formation of planets, as it shortens the time required for them to form and promotes the growth ...

...ar, With A.I.'s Help |url=https://www.nytimes.com/2017/12/14/science/eight-planets-star-system.html |date=14 December 2017 |work=[[The New York Times]] |acces ...ler-90 MultiExoplanetSystem-20171214.jpg|thumb|center|600px|{{center|The 8 planets of Kepler-90. Kepler-90i is the third planet from the star. (14 December 20 ...