Which two planets of our solar system have the most eccentric orbits?
multipleQAs
Which two minor planets of our solar system have the most eccentric orbits? Which two major planets of our solar system have the most eccentric orbits?
Sedna Sedna and Eris 90377 Sedna
Mars Mercury and Mars Mercury
Orbital eccentricity List of Solar System objects by greatest aphelion
most planets of our solar system have the most eccentric orbits
Orbital eccentricity List of Solar System objects by greatest aphelion List of exoplanet extremes Planet Nine Mercury (planet) List of nearest exoplanets Tidal locking Exoplanet Formation and evolution of the Solar System Kuiper belt
The orbital eccentricity of an astronomical object is <b>a</b> dimensionless parameter 
that determines ... Mercury <b>has</b> the greatest orbital eccentricity of any <b>planet in the</b> 
<b>Solar System</b> (e = 0.2056). ... <b>Most</b> of the <b>Solar System&#39;s</b> asteroids <b>have</b> orbital 
<b>eccentricities</b> between 0 and 0.35 with an average value of 0.17. <b>Their</b>&nbsp;... Due to <b>having the most eccentric orbits</b> of any <b>Solar System</b> body, <b>a</b> comet&#39;s orbit 
typically intersects one or <b>more</b> of the <b>planets in</b>&nbsp;... The following are lists of extremes among the known exoplanets. The properties 
listed here are those for which values are known reliably. Contents. 1 Extremes 
from Earth&#39;s viewpoint; 2 <b>Planetary</b> characteristics; 3 <b>Orbital</b> ... The <b>most</b> distant 
potentially habitable <b>planet</b> confirmed is Kepler-443b, at 2,540 light-years distant,
&nbsp;... The clustering of the <b>orbits</b> of TNOs with large ... This confinement allows objects 
with <b>eccentric</b> and inclined <b>orbits</b> to ... plane of the <b>planet&#39;s orbit</b> at <b>their</b> closest 
and ... be aligned by the Kozai mechanism <b>has</b> ... for example <b>a</b> passing star, and 
is <b>most</b>&nbsp;... Mercury <b>has the most eccentric orbit</b> of all the <b>planets</b>; ... with <b>a</b> 3:2 spin–orbit 
resonance of the <b>planet&#39;s</b> rotation&nbsp;... There are 4,173 known exoplanets, or <b>planets</b> outside <b>our solar system</b> that orbit 
<b>a</b> star, as of ... <b>Most</b> known nearby exoplanets orbit close to <b>their</b> star and <b>have</b> 
highly <b>eccentric orbits</b>. <b>A</b> majority are ... Exoplanets by orbital eccentricity&nbsp;... Tidal locking <b>in the most</b> well-known case, occurs when an <b>orbiting</b> astronomical 
body always ... An example is the dwarf <b>planet</b> Pluto and its satellite Charon. ... 
For <b>orbits</b> that do not <b>have</b> an <b>eccentricity</b> close to zero, the rotation rate tends to 
... <b>Most</b> major moons <b>in the Solar System</b>, the gravitationally rounded satellites, 
are&nbsp;... An exoplanet or extrasolar <b>planet</b> is <b>a planet</b> outside the <b>Solar System</b>. The first 
possible ... The <b>most</b> massive <b>planet</b> listed on the NASA Exoplanet Archive is HR 
2562 b, about 30 times the mass of Jupiter, ... <b>Planets</b> with both an <b>eccentric orbit</b> 
and <b>a</b> tilted axis of rotation would <b>have more</b> complicated insolation patterns. At the end of the <b>planetary</b> formation epoch the inner <b>Solar</b> ... One such giant 
collision is thought to <b>have</b> formed the Moon ... <b>planets</b>&#39; <b>orbits</b> from becoming so 
<b>eccentric in the</b> first place. ... As they did so, the increased gravity of the wake 
slowed the larger objects down into <b>more</b> regular <b>orbits</b>. The Kuiper belt occasionally called the Edgeworth–Kuiper belt, is <b>a</b> circumstellar 
disc <b>in the</b> ... Originally considered <b>a planet</b>, Pluto&#39;s status as part of the Kuiper 
belt caused it to ... The hypothesis took <b>many</b> other forms <b>in the</b> following 
decades. ... Plutinos <b>have</b> high orbital <b>eccentricities</b>, suggesting that they are not 
native to&nbsp;...
Mercury Pluto
Orbital eccentricity