A Kirkwood gap is a gap or dip in the distribution of the semi-major axes (or equivalently of the orbital periods) of the orbits of main-belt asteroids...
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Asteroid belt (section Kirkwood gaps)
forms an orbital resonance with Jupiter. At these orbital distances, a Kirkwood gap occurs as they are swept into other orbits. In 1596, Johannes Kepler...
83 KB (8,794 words) - 06:32, 27 September 2024
Kirkwood may refer to: Kirkwood Islands, string of islands near Antarctica Kirkwood Range, massive coastal mountain chain in Antarctica Mount Kirkwood...
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inclinations but with a semi-major axis lying between about 2.18 AU and the 3:1 Kirkwood gap at 2.50 AU. This suggests that they originated as fragments of Vesta's...
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several gaps, now named Kirkwood gaps in his honor, and associated these gaps with orbital resonances with the orbit of Jupiter. Further, Kirkwood also suggested...
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0.067. The semimajor axis of 2.47 AU is slightly inward from the 3:1 Kirkwood Gap. Its orbital plane is inclined by 4° to the plane of the ecliptic. On...
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existence of an exomoon (or exoplanet) with mass up to 0.8 Earth masses. Kirkwood gap Subsatellite (a moon of a moon) Goldreich, Peter; Tremaine, Scott (1979)...
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to observe, or removed from the asteroid belt by approaching the 3:1 Kirkwood gap, by the Yarkovsky effect, or (in the case of small fragments) by radiation...
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Earth years, specifically in the inner asteroid belt, interior to the Kirkwood gap at 2.50 AU. Its orbit is moderately inclined (i = 7.1°, compared to 7°...
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resonance with Jupiter of 9:2, and with Mars of 2:3 The 4:1 resonance Kirkwood gap (at 2.06 AU) marks the outer boundary of the Hungaria family, while interactions...
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astronomer Daniel Kirkwood (1814–1895), long-time professor of mathematics at Indiana University. He discovered the Kirkwood gaps, which are gaps in the distribution...
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semi-major axis of the orbit of 401 Ottilia lies just outside the 2/1 Kirkwood gap, located at 3.27 AU. 401 Ottilia is part of the Cybele asteroid group...
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Ceres Vesta Pallas Hygiea active first 1000 families PHA exceptional Kirkwood gap Centaurs Neptune trojans Trans-Neptunian objects Kuiper belt Cubewanos...
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the Hungaria asteroids, which orbit the Sun on the inside of the 1:4 Kirkwood gap, standing out of the core of the asteroid belt. It was discovered by...
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groups Asteroids Ceres ⚳ Pallas ⚴ Juno ⚵ Vesta ⚶ Hygiea Active asteroids Kirkwood gaps Outer Solar System Outer planets Jupiter ♃ Moons of Jupiter Io Europa...
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Ceres Vesta Pallas Hygiea active first 1000 families PHA exceptional Kirkwood gap Centaurs Neptune trojans Trans-Neptunian objects Kuiper belt Cubewanos...
24 KB (1,935 words) - 20:02, 17 September 2024
It can be further subdivided by the Kirkwood Gaps into the: Inner asteroid belt, inside of the strong Kirkwood gap at 2.50 AU due to the 3:1 Jupiter orbital...
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demonstrated for the first time the theoretical reason for the clearing of the Kirkwood gaps in the asteroid belt. His work has also brought to light the chaotic...
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Manifold: Origin, and Phase Space. Alien activity is discovered in a Kirkwood gap; the aliens are identified as self-replicating machines (von Neumann...
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Ceres Vesta Pallas Hygiea active first 1000 families PHA exceptional Kirkwood gap Centaurs Neptune trojans Trans-Neptunian objects Kuiper belt Cubewanos...
197 KB (20,760 words) - 10:27, 27 September 2024
planets of intermediate size are typical—both rocky and gas—so there is no "gap" as seen between the size of Earth and of Neptune (with a radius 3.8 times...
222 KB (21,915 words) - 15:37, 3 October 2024
asteroids. Some of the more far-flung asteroid debris ended up in the 3:1 Kirkwood gap. This is an unstable region due to strong perturbations by Jupiter, and...
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to the discovery of two new families of asteroids inward from the 4:1 Kirkwood gap which forms the boundary of the main belt.[citation needed] Photometric...
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C-type asteroids that are dominant in the outer asteroid belt, beyond the Kirkwood gap at 2.82 AU. Its mean diameter 433±8 km. Hygiea is close to spherical...
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The Kirkwood Range (76°27′S 162°0′E / 76.450°S 162.000°E / -76.450; 162.000 (Kirkwood Range)) is a massive coastal mountain range in Antarctica, extending...
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small velocities (~280 m/s) can enter the chaotic regions of the 3:1 Kirkwood gap at 2.50 AU and the nearby ν 6 {\displaystyle \nu _{6}\,\!} secular resonance...
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714 Ulula is a main belt asteroid. It is orbiting the Sun near the 3:1 Kirkwood Gap with a period of 4.04 years and an eccentricity of 0.057. It was discovered...
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The inner asteroid belt (defined as the region interior to the 3:1 Kirkwood gap at 2.50 AU) has few large asteroids. Of those in the above list, only...
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closer to Jupiter's orbital plane than the Sun's equatorial plane. The Kirkwood gaps in the asteroid belt are mostly caused by Jupiter, and the planet may...
176 KB (16,534 words) - 05:15, 27 September 2024
a dynamic member of the Maria asteroid family orbiting near the 3:1 Kirkwood gap. This is an S-type (stony) asteroid spanning 27 km. The surface mineralogy...
5 KB (423 words) - 20:40, 14 January 2024