• A geocentric orbit, Earth-centered orbit, or Earth orbit involves any object orbiting Earth, such as the Moon or artificial satellites. In 1997, NASA...
    17 KB (1,997 words) - 05:12, 1 March 2024
  • Thumbnail for List of orbits
    parent object. Geocentric orbit: An orbit around the planet Earth, such as that of the Moon or of artificial satellites. Selenocentric orbit (named after...
    31 KB (3,471 words) - 19:19, 24 February 2024
  • Thumbnail for Geostationary transfer orbit
    A geostationary transfer orbit (GTO) or geosynchronous transfer orbit is a type of geocentric orbit. Satellites that are destined for geosynchronous (GSO)...
    13 KB (1,756 words) - 19:20, 13 April 2024
  • Thumbnail for Geocentric model
    Earth at the center. Under most geocentric models, the Sun, Moon, stars, and planets all orbit Earth. The geocentric model was the predominant description...
    75 KB (8,814 words) - 08:18, 19 April 2024
  • Earth orbit may refer to: Earth's orbit, the orbit of the Earth around the Sun Geocentric orbit, an orbit around the Earth Earth Orbiter 1, a shuttle simulator...
    217 bytes (60 words) - 13:14, 4 December 2023
  • Thumbnail for Medium Earth orbit
    Types of geocentric orbit Orbital periods and speeds are calculated using the relations 4π2R3 = T2GM and V2R = GM, where R is the radius of orbit in metres;...
    9 KB (989 words) - 08:21, 28 February 2024
  • Thumbnail for Earth-centered, Earth-fixed coordinate system
    Earth-centered, Earth-fixed coordinate system (acronym ECEF), also known as the geocentric coordinate system, is a cartesian spatial reference system that represents...
    9 KB (904 words) - 13:39, 7 January 2024
  • Thumbnail for Heliocentric orbit
    Orbiter Mission in 2013. Astrodynamics Earth's orbit Geocentric orbit Heliocentrism List of artificial objects in heliocentric orbit List of orbits Low-energy...
    4 KB (381 words) - 13:53, 15 August 2023
  • July 2018. Low Earth Orbit (LEO): A geocentric orbit with an altitude much less than the Earth's radius. Satellites in this orbit are between 80 and 2000...
    18 KB (2,090 words) - 01:01, 17 April 2024
  • Thumbnail for Orbit
    orbit of Earth per sidereal day (relative to the stars, not the Sun). High Earth orbit: Geocentric orbits above the altitude of geosynchronous orbit 35...
    57 KB (8,169 words) - 16:56, 16 April 2024
  • Thumbnail for 2020 CD3
    2020 CD3 (category Earth co-orbital asteroids)
    between 2016 and 2017, and left geocentric orbit by May 2020 according to simulations of its orbit. The geocentric orbit of 2020 CD3 is chaotic due to the...
    34 KB (2,693 words) - 05:12, 19 March 2024
  • Thumbnail for Sun-synchronous orbit
    A Sun-synchronous orbit (SSO), also called a heliosynchronous orbit, is a nearly polar orbit around a planet, in which the satellite passes over any given...
    14 KB (1,629 words) - 00:30, 22 March 2024
  • Thumbnail for Mercury (planet)
    al-Zarqālī in the 11th century described the deferent of Mercury's geocentric orbit as being oval, like an egg or a pignon, although this insight did not...
    155 KB (15,816 words) - 08:17, 20 April 2024
  • 2006 RH120 (category Earth co-orbital asteroids)
    the geocentric orbital eccentricity was not greater than 1 until 17 September 2007. It is now in solar orbit as an Amor-class asteroid with an orbit completely...
    23 KB (1,766 words) - 17:39, 27 November 2023
  • Thumbnail for Orbital node
    following: For a geocentric orbit, Earth's equatorial plane. In this case, non-inclined orbits are called equatorial. For a heliocentric orbit, the ecliptic...
    9 KB (936 words) - 00:02, 17 April 2024
  • 200 mi) and that of the geosynchronous orbit at 35,786 km (22,236 mi). Geosynchronous orbit (GEO) Geocentric circular orbit with an altitude of 35,786 km (22...
    25 KB (3,004 words) - 16:33, 9 March 2024
  • Thumbnail for Areocentric orbit
    to the term "geocentric orbit" for an orbit around Earth and "heliocentric orbit" for an orbit around the Sun. As with these other orbits, the apsides...
    2 KB (204 words) - 10:08, 11 October 2023
  • Thumbnail for Satellite constellation
    Satellite internet constellation Light pollution Space debris Types of geocentric orbit Orbital mechanics "On the increasing number of satellite constellations"...
    25 KB (1,804 words) - 17:09, 23 April 2024
  • Thumbnail for Earth's orbit
    model of the universe in much the same way as Ptolemy had presented his geocentric model in the second century. This "Copernican Revolution" resolved the...
    17 KB (1,834 words) - 05:28, 17 March 2024
  • Thumbnail for J002E3
    J002E3 (category Derelict satellites in heliocentric orbit)
    between heliocentric and geocentric orbit. When it was first discovered, it was quickly found that the object was in an orbit around Earth. Astronomers...
    12 KB (1,263 words) - 18:02, 13 December 2023
  • Thumbnail for High Earth orbit
    A high Earth orbit (HEO) is an Earth-centered orbit with altitude at apogee higher than that of the geosynchronous orbit (35,786 km above sea level )...
    6 KB (565 words) - 11:25, 17 March 2024
  • gravitational parameter for the Earth as the central body, is called the geocentric gravitational constant. It equals (3.986004418±0.000000008)×1014 m3⋅s−2...
    15 KB (1,433 words) - 16:55, 29 January 2024
  • (planned) Landing site Inner Mongolia, China Orbital parameters Reference system Geocentric orbit Regime Low Earth orbit Inclination 41.5° Docking with Tiangong...
    4 KB (241 words) - 14:48, 25 April 2024
  • Thumbnail for Cytherocentric orbit
    term "geocentric orbit" for an orbit around Earth and "heliocentric orbit" for an orbit around the Sun. The apsides of an Cytherocentric orbit are pericytherion...
    5 KB (620 words) - 15:16, 29 January 2024
  • Thumbnail for Soyuz 1
    1) was a crewed spaceflight of the Soviet space program. Launched into orbit on 23 April 1967 carrying cosmonaut colonel Vladimir Komarov, Soyuz 1 was...
    16 KB (1,694 words) - 12:52, 8 April 2024
  • comet strikes a newly opened Japanese commercial space station in geocentric orbit, Anshin. At the same time, a trio of Earth children brought to the...
    42 KB (3,915 words) - 23:24, 18 March 2024
  • Thumbnail for Spacelab
    Spacelab allowed scientists to perform experiments in microgravity in geocentric orbit. There was a variety of Spacelab-associated hardware, so a distinction...
    33 KB (2,949 words) - 22:01, 11 March 2024
  • Thumbnail for Space warfare
    not designed to send payloads out to geocentric orbit, as such they can only affect targets in low earth orbit and only in a target area centered around...
    49 KB (5,372 words) - 15:47, 21 April 2024
  • Thumbnail for List of spacecraft intentionally crashed into extraterrestrial bodies
    inadvertently becoming the first man-made object to leave geocentric orbit and enter a heliocentric orbit, where it remains. Venera 8-14 and Vega 1 and 2 were...
    15 KB (503 words) - 00:40, 23 April 2024
  • Thumbnail for Geostationary orbit
    A geostationary orbit, also referred to as a geosynchronous equatorial orbit (GEO), is a circular geosynchronous orbit 35,786 km (22,236 mi) in altitude...
    49 KB (4,861 words) - 01:21, 14 February 2024