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gmackenz for the Astronomy Commons
This type can be applied to anything (natural or artificial) that is in orbit around a celestial body (including the Earth).
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22,551 Orbital Relationship topics matching:
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| x name | x image | x Orbits | x Orbital Order | x Periapsis (km) | x article |
| x Mercury |
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Sun | 1 | 46,001,200 km |
Mercury is the innermost of the eight planets in the Solar System. It is also the smallest, and its orbit has the highest eccentricity of the eight. It orbits the Sun once in about 88 Earth days, completing three rotations about its axis for every...
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| x Sun |
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Galactic Center |
The Sun is the star at the center of the Solar System. It is almost perfectly spherical and consists of hot plasma interwoven with magnetic fields. It has a diameter of about 1,392,000 km, about 109 times that of Earth, and its mass (about 2×10...
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| x Venus |
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Sun | 2 | 107,476,259 km |
Venus is the second planet from the Sun, orbiting it every 224.7 Earth days. The planet is named after Venus, the Roman goddess of love and beauty. After the Moon, it is the brightest natural object in the night sky, reaching an apparent magnitude...
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| x Earth |
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Sun | 3 | 147,098,290 km |
Earth (or the Earth) is the third planet from the Sun, and the densest and fifth-largest of the eight planets in the Solar System. It is also the largest of the Solar System's four terrestrial planets. It is sometimes referred to as the world, the...
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| x Mars |
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Sun | 4 | 206,669,000 km |
Mars is the fourth planet from the Sun in the Solar System. Named after the Roman god of war, Mars, it is often described as the "Red Planet" as the iron oxide prevalent on its surface gives it a reddish appearance. Mars is a terrestrial planet with...
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| x Jupiter |
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Sun | 5 | 740,573,600 km |
Jupiter is the fifth planet from the Sun and the largest planet within the Solar System. It is a gas giant with mass one-thousandth that of the Sun but is two and a half times the mass of all the other planets in our Solar System combined. Jupiter...
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| x Saturn |
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Sun | 6 | 1,353,572,956 km |
Saturn is the sixth planet from the Sun and the second largest planet in the Solar System, after Jupiter. Named after the Roman god Saturn, its astronomical symbol (♄) represents the god's sickle. Saturn is a gas giant with an average radius about...
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| x Neptune |
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Sun | 8 | 4,452,940,833 km |
Neptune is the eighth and farthest planet from the Sun in the Solar System. Named for the Roman god of the sea, it is the fourth-largest planet by diameter and the third largest by mass. Neptune is 17 times the mass of Earth and is slightly more...
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| x Uranus |
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Sun | 7 | 2,748,938,461 km |
Uranus is the seventh planet from the Sun. It has the third-largest planetary radius and fourth-largest planetary mass in the Solar System. It is named after the ancient Greek deity of the sky Uranus (Ancient Greek: Οὐρανός), the father of Cronus ...
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| x Pluto |
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Sun | 9 |
Pluto, formal designation 134340 Pluto, is the second-most-massive known dwarf planet in the Solar System (after Eris) and the tenth-most-massive body observed directly orbiting the Sun. Originally classified as the ninth planet from the Sun, Pluto...
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| x Moon |
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Earth | 1 | 363,104 km |
The Moon is the only natural satellite of the Earth, and the fifth largest satellite in the Solar System. It is the largest natural satellite of a planet in the Solar System relative to the size of its primary, having a quarter the diameter of Earth...
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| x Phobos |
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Mars | 1 |
Phobos ( /ˈfoʊbəs/ FOH-bəs; Greek: Φόβος; systematic designation: Mars I) is the larger and closer of the two natural satellites of Mars. With a mean radius of 11.1 km (6.9 mi), Phobos is 7.24 times as massive as the second moon Deimos. It is named...
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| x Deimos |
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Mars | 2 |
Deimos ( /ˈdaɪməs/ DY-məs; also /ˈdiːməs/ DEE-məs; Greek: Δείμος; also DAY-moce or DEE-moce) is the smaller and outer of Mars's two moons (the other being Phobos). It is named after Deimos, a figure representing dread in Greek Mythology. Its...
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| x Galactic Center |
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The Galactic Center is the rotational center of the Milky Way galaxy. It is located at a distance of 8.33±0.35 kpc (~27,000±1,000 ly) from the Earth in the direction of the constellations Sagittarius, Ophiuchus, and Scorpius where the Milky Way...
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| x Io |
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Jupiter | 5 | 420,000 km |
Io /ˈaɪ.oʊ/ is the innermost of the four Galilean moons of the planet Jupiter and, with a diameter of 3,642 kilometres (2,263 mi), the fourth-largest moon in the Solar System. It was named after the mythological character of Io, a priestess of Hera...
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| x 23P/Brorsen-Metcalf |
Comet Brorsen–Metcalf is a periodic comet in our solar system that was first discovered by Theodor Brorsen (Altona, Germany) on July 20, 1847, and again by Kaspar Schweizer (Moscow) on August 11, 1847, the prediction was made it would return between...
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| x 1543 Bourgeois | Sun |
1543 Bourgeois (1941 SJ) is a main-belt asteroid discovered on September 21, 1941 by Delporte, E. at Uccle.
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| x 11149 Tateshina |
11149 Tateshina (1997 XZ9) is a main-belt asteroid discovered on December 5, 1997 by T. Kobayashi at Oizumi.
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| x Altair |
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Altair (Alpha Aquilae, Alpha Aql, α Aquilae, α Aql, Atair) is the brightest star in the constellation Aquila and the twelfth brightest star in the night sky. It is an A-type main sequence star with an apparent visual magnitude of 0.77 and is one of...
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| x Epsilon Ursae Majoris |
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Epsilon Ursae Majoris (ε UMa, ε Ursae Majoris) is the brightest star in the constellation Ursa Major (despite its Bayer designation being merely "epsilon"), and at magnitude 1.76 is the thirty-first brightest star in the sky. It has the traditional...
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| x Comet Shoemaker-Levy 9 |
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Comet Shoemaker–Levy 9 (formally designated D/1993 F2) was a comet that broke apart and collided with Jupiter in July 1994, providing the first direct observation of an extraterrestrial collision of Solar System objects. This generated a large...
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| x Mizar |
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The Mizar–Alcor stellar sextuple system consists of the quadruple system Mizar and the binary system Alcor.
Mizar (ζ UMa, ζ Ursae Majoris) is a quadruple system of two binary stars in the constellation Ursa Major and is the second star from the end...
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| x Spica |
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Spica (α Vir, α Virginis, Alpha Virginis) is the brightest star in the constellation Virgo, and the 15th brightest star in the nighttime sky. It is 260 light years distant from Earth. A blue giant, it is a variable of the Beta Cephei type.
Spica is...
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| x Thuban |
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Thuban also known by its Bayer designation Alpha Draconis (α Draconis, α Dra) is a star (or star system) in the constellation of Draco. A relatively inconspicuous star in the night sky of the Northern Hemisphere, it is historically significant as...
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| x 52 Europa |
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Sun |
52 Europa ( /jʊˈroʊpə/ ew-ROH-pə) is one of the larger asteroids in the asteroid belt, having a diameter of 300 km. It was discovered on February 4, 1858, by Hermann Goldschmidt from his balcony in Paris. It is named after Europa, one of Zeus's...
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| x 243 Ida |
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Sun |
243 Ida (/ˈaɪdə/ EYE-də) is an asteroid in the Koronis family of the asteroid belt. It was discovered on 29 September 1884 by Johann Palisa and named after a nymph from Greek mythology. Later telescopic observations categorized Ida as an S-type...
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| x 588 Achilles | Sun |
588 Achilles is an asteroid discovered on February 22, 1906, by the German astronomer Max Wolf. It was the first of the trojan asteroids to be discovered, and is named after Achilles, the fictional hero from the Iliad. It orbits in the L4 Lagrangian...
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| x Alpha Arietis |
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Alpha Arietis (α Ari, α Arietis) is the Bayer designation for the brightest star in the northern zodiacal constellation of Aries. It has the traditional name Hamal, which comes from the Arabic phrase for "head of the ram", and the Flamsteed...
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| x HE0107-5240 |
HE0107-5240 is an extremely metal-poor Population II star, located roughly 36,000 light years away from the Earth, that has a mass of approximately 80% of the mass of the Sun. It is one of the most metal-poor stars known in our Galaxy, with a...
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| x Eta Canis Majoris |
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Eta Canis Majoris (η CMa, η Canis Majoris) is a star in the constellation Canis Major. It has the traditional name Aludra. Since 1943, the spectrum of this star has served as one of the stable anchor points by which other stars are classified.
The...
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| x Beta Tauri |
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Beta Tauri (β Tau, β Tauri) is the second brightest star in the constellation Taurus, with an apparent magnitude of 1.68. Because it is on the boundary of Taurus and Auriga, it also has the redundant Bayer designation Gamma Aurigae (γ Aur), which...
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| x Beta Arietis |
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Beta Arietis (β Ari, β Arietis) is a binary star system in the constellation Aries, marking the Ram's second horn. It has the traditional name Sheratan (or Sharatan, Sheratim), and the Flamsteed designation 6 Arietis. The traditional name, in full...
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| x 141 Lumen | Sun |
141 Lumen is a dark (C-type), large rocky asteroid 130 km in diameter orbiting in the main belt near the Eunomia family of asteroids. It is not, however, physically related to the group, being of the wrong spectral class.Yet, NASA continues to...
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| x Teegarden's star |
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Teegarden's Star, also known as SO J025300.5+165258, is an M-type brown dwarf in the constellation Aries, located about 12 light years from the Solar System. Despite its proximity to Earth it is a dim magnitude 15 and can only be seen through large...
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| x Comet Kohoutek |
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Comet Kohoutek, formally designated C/1973 E1, 1973 XII, and 1973f, was first sighted on 7 March 1973 by Czech astronomer Luboš Kohoutek. It attained perihelion on 28 December that same year.
Comet Kohoutek is a long-period comet; its previous...
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| x Kappa Orionis |
Saiph (κ Orionis, 53 Orionis) is the sixth-brightest star in the constellation of Orion. Of the four bright stars that compose Orion's main quadrangle, it is the star at the south-eastern corner. A northern-hemisphere observer facing south would see...
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| x Lacaille 9352 |
Lacaille 9352 (Lac 9352) is a star in the southern constellation of Piscis Austrinus. With an apparent visual magnitude of 7.34, this star is too faint to be viewed with the naked eye even under excellent seeing conditions. Parallax measurements...
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| x Ross 248 |
Ross 248 (HH Andromedae) is a small star located approximately 10.30 light-years (3.16 parsecs) from Earth in the northern constellation of Andromeda. Despite its proximity to the Earth, this star is too dim to be seen with the naked eye. Ross 248...
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| x Ross 128 |
Ross 128 is a small star in the equatorial zodiac constellation of Virgo, the virgin. The apparent visual magnitude of Ross 128 is 11.13, which is much too faint to be seen with the naked eye. Based upon parallax measurements, the distance of this...
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| x Kapteyn's Star |
Kapteyn's Star is a class M1 red dwarf star about 13 light years from Earth in the southern constellation of Pictor. With a magnitude of nearly 9 it is visible through binoculars or a telescope.
The star now known as Kapteyn's Star was originally...
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| x Achernar |
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Achernar (α Eri, α Eridani, Alpha Eridani), sometimes spelled Achenar, is the brightest star in the constellation Eridanus and the ninth-brightest star in the night sky. Of the top ten apparent brightest stars (excluding our Sun)—Sirius, Canopus,...
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| x Beta Centauri |
Beta Centauri (β Cen, β Centauri) is a star system in the southern constellation of Centaurus. With an apparent visual magnitude of 0.60, it is the second brightest star in the constellation Centaurus and the tenth brightest star in the night sky....
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| x 65 Cybele |
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Sun |
65 Cybele ( /ˈsɪbɨliː/ SIB-əl-ee; Greek: Κυβέλη) is one of the largest asteroids in the Solar System and is located in the outer asteroid belt. It gives its name to the Cybele family of asteroids that orbit outward from the Sun from the 2:1 orbital...
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| x GJ 1061 |
GJ 1061 is a small red dwarf star approximately 12 light-years from Earth in the southern constellation of Horologium. Even though it is a relatively nearby it is very dim with a magnitude of about 13 so it can only be seen with at least a...
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| x 11169 Alkon |
The main belt asteroid 11169 Alkon was discovered by the Lincoln Laboratory at the Massachusetts Institute of Technology. The Ceres Connection program was established in partnership with Science Service to name minor planets for students selected...
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| x Luyten's Star |
Luyten's Star (GJ 273) is a red dwarf star in the constellation Canis Minor. It is located at a distance of around 12.36 light-years (3.79 parsecs) and has a visual magnitude of 9.9, making it too faint to be viewed with the unaided eye. It is named...
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| x W Ursae Majoris |
W Ursae Majoris (W UMa) is the variable star designation for a binary star system in the northern circumpolar constellation of Ursa Major. It has an apparent visual magnitude of about 7.9, which is too faint to be seen with the naked eye. However,...
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| x C/1811 F1 |
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The Great Comet of 1811, formally designated C/1811 F1, is a comet that was visible to the naked eye for around 260 days, a record it held until the appearance of Comet Hale-Bopp in 1997. In October 1811, at its brightest, it displayed an apparent...
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| x HR 465 |
GY Andromedae (GY And) is an α Canum Venaticorum type variable star in the northern constellation Andromeda. Its brightness fluctuates in visual magnitude between 6.27 and 6.41, making it a challenge to view with the naked eye even in good seeing...
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| x RR Lyrae |
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RR Lyrae is a variable star in the Lyra constellation, located near the border with the neighboring constellation of Cygnus. The variable nature of this star was discovered by the Scottish astronomer Williamina Fleming at Harvard Observatory in 1901...
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| x Deneb |
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Deneb (α Cyg, α Cygni, Alpha Cygni) is the brightest star in the constellation Cygnus and one of the vertices of the Summer Triangle. It is the 19th brightest star in the night sky, with an apparent magnitude of 1.25. A blue-white supergiant, Deneb...
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| x Zeta Puppis |
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Zeta Puppis (ζ Pup, ζ Puppis) is a star in the constellation of Puppis. It is also known by the traditional names Naos ( /ˈneɪ.ɒs/, from the Greek ναύς "ship") and Suhail Hadar (سهيل هدار, possibly "roaring bright one") in Arabic.
Its spectral class...
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| x Beta Canis Minoris |
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Beta Canis Minoris (β CMi, β Canis Minoris) is a star in the constellation of Canis Minor. In the night sky it is notable for its proximity to the prominent star Procyon. It has the traditional name Gomeisa, which comes from the Arabic al-ghumaisa’ ...
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| x 29P/Schwassmann-Wachmann |
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Comet 29P/Schwassmann–Wachmann, also known as Schwassmann–Wachmann 1, was discovered on November 15, 1927, by Arnold Schwassmann and Arno Arthur Wachmann at the Hamburg Observatory in Bergedorf, Germany. It was discovered photographically, when the...
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| x T Tauri |
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T Tauri is a variable star in the constellation Taurus, the prototype of the T Tauri stars. It was discovered in October 1852 by John Russell Hind. T Tauri appears from Earth amongst the Hyades cluster, not far from ε Tauri; but it is actually 420...
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| x 46P/Wirtanen |
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46P/Wirtanen is a small short-periodic comet with a current orbital period of 5.4 years. It was the original target for close investigation by the Rosetta spacecraft, planned by the European Space Agency. It belongs to the Jupiter family of comets,...
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| x 32P/Comas Solá |
32P/Comas Solà is the name of a periodic comet with a current orbital period of 8.8 years.
The comet nucleus is estimated to be 8.4 kilometers in diameter.
32P/Comas Solà was discovered November 5, 1926 by Josep Comas Solà. As part of his work on...
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| x 12P/Pons-Brooks |
12P/Pons–Brooks is a periodic comet with a period of 71 years. The comet was suggested by Carl Sagan as the spectacular comet seen by the Chinese in 1486 BCE which, according to historical researcher Graham Phillips, might have inspired the rise of...
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| x Cayrel's Star |
BPS CS31082-0001, named Cayrel's Star, is an old Population II star located in a distance of 4 kpc in the Galactic Halo. It belongs to the class of ultra-metal-poor stars (Metallicity [Fe/H]=-2.9), especially the very rare subclass of neutron...
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| x 2063 Bacchus | Sun |
The Apollo, Venus- and Mars-crosser asteroid 2063 Bacchus ( /ˈbækəs/ bak-əs) was discovered on April 24, 1977, by Charles T. Kowal at the Palomar Observatory. In March 1996 radar observations of the asteroid were conducted at the Goldstone...
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