Search results

{{Infobox planet | [[List of Mercury-crossing minor planets|Mercury Crosser]] ...

A planet (or [[asteroid]] or [[comet]]) is said to be "in opposition" or "at opposit * nearly completely sunlit; the planet shows a [[planetary phase|full phase]], analogous to a [[full moon]]<ref>Ne ...

...yr. This chaoticity comes mainly from the inner planets [[Mercury (planet)|Mercury]], [[Venus]], the [[Earth]], and [[Mars]]. ...een the unique result of the thick atmosphere always lagging behind as the planet rotates. ...

{{Short description|A phase in planet formation in which there are many collisions between relatively large bodie ...bioni |first2=Saverio |date=2023-05-31 |title=The Role of Giant Impacts in Planet Formation |url=https://www.annualreviews.org/content/journals/10.1146/annur ...

{{Infobox planet ...n needed|date=December 2022}} However, since it is probably a Neptune-like planet, it is likely larger. ...

...mpound]]s with [[Boiling|low boiling points]] that are associated with a [[planet]]'s or a [[moon]]'s [[crust (geology)|crust]] or [[atmosphere]]. ...instrument can map the surface distribution of many elements for an entire planet. ...

{{Short description|Scale for how similar a planet is to earth}} ...e reported to have high Earth Similarity Index values – [[Mercury (planet)|Mercury]], [[Venus]], [[Earth]] and [[Mars]]. Sizes to scale.]] ...

{{Infobox planet ...ng exoplanets#Transit|transit method]], in which the dimming effect that a planet causes as it crosses in front of its star is measured. ...

{{Infobox planet ...e material, which leaves a [[comet]]-like tail of dust stretching from the planet. ...

...e [[geocentric coordinate system|geocentric]] [[coordinate systems]] for [[planet]]s other than Earth. ...>Davies, M. E., S. E. Dwornik, D. E. Gault, and R. G. Strom, NASA Atlas of Mercury, NASA Scientific and Technical Information Office, 1978.</ref> [[Venus]],<r ...

...he perihelion), with the orbital axis turning in the same direction as the planet's orbital motion. The [[orbital eccentricity|eccentricity]] of this ellips ...ge: Vital Signs of the Planet | website=Climate Change: Vital Signs of the Planet | date=2020-02-27 | url=https://climate.nasa.gov/news/2948/milankovitch-orb ...

{{Infobox planet ...vered by Sheppard's team, were both confirmed and announced by the [[Minor Planet Center]] on 23 February 2024, bringing Neptune's number of known moons from ...

...ame="Space-20121107b">{{cite web |last=Tate |first=Karl |title=Super-Earth Planet: Potentially Habitable Alien World Explained (Infographic) |url=http://www. ...the [[radial velocity]] method, using the [[High Accuracy Radial Velocity Planet Searcher|HARPS]] spectrograph system.<ref>{{cite news|url=http://news.bbc.c ...

...quantity that characterizes the radial distribution of [[mass]] inside a [[planet]] or [[Natural satellite|satellite]]. Since a [[moment of inertia]] has di ...of 1.| group = note}} For a [[Planetary differentiation|differentiated]] planet or satellite, where there is an increase of density with depth, <math>C/MR^ ...

{{Infobox planet ...[[extrasolar planet]] orbiting the [[star]] [[HD 15082]]. It was the first planet discovered to orbit a [[Delta Scuti variable]] star. With a [[semimajor axi ...

| title=Average distance between a star and planet in an eccentric orbit ...as <math>\frac{a}{b} = \frac{1}{\sqrt{1 - e^2}}</math>, which for typical planet eccentricities yields very small results. ...

| Magnetic field of [[Mercury (planet)|Mercury]] ...

{{Infobox planet ...=https://www.youtube.com/watch?v=ZtoLw0KWzsU?t=7470|title=Special Session: Planet 9 from Outer Space – Pluto Geology and Geochemistry|publisher=[[Lunar and P ...

|[[Planet]] |Brightest planet ...

...o each other. Outward from the [[Sun]], the planets are [[Mercury (planet)|Mercury]], [[Venus]], [[Earth]], [[Mars]], [[Jupiter]], [[Saturn]], [[Uranus]] and ...number ten, Philolaus created the antichthon, or counter-earth. This tenth planet is always invisible to us, because it is between us and the central fire an ...