57 relations: Amor asteroid, Apparent magnitude, Apparent retrograde motion, Arecibo Observatory, Arthur Robert Hinks, Asteroid, Asteroid belt, Asteroid spectral types, Astronomical unit, Auguste Charlois, Beta Aquarii, California Institute of Technology, Cambridge, Carl Gustav Witt, Ceres (dwarf planet), Chicxulub crater, Cretaceous–Paleogene extinction event, Degree (angle), Dynamical parallax, Eros, Gram per cubic centimetre, Greek mythology, Harold Spencer Jones, Hour, Icarus (journal), Impact crater, Impact event, International Astronomical Union, Jet Propulsion Laboratory, Julian day, Julian year (astronomy), List of Earth-crossing minor planets, List of geological features on 433 Eros, List of Mars-crossing minor planets, List of minor planets and comets visited by spacecraft, Love, Lunar distance (astronomy), Mars, NASA, Nature (journal), NEAR Shoemaker, Near-Earth object, Nice Observatory, Parallax, Perihelion and aphelion, Perturbation (astronomy), Planetary flyby, Radar, Regolith, S-type asteroid, ..., Seismology, Springer Science+Business Media, Surface gravity, Thrust fault, 185 Eunike, 4 Vesta, 7 Iris. Expand index (7 more) » « Shrink index
The Amor asteroids are a group of near-Earth asteroids named after the asteroid 1221 Amor.
The apparent magnitude of a celestial object is a number that is a measure of its brightness as seen by an observer on Earth.
Apparent retrograde motion is the apparent motion of a planet in a direction opposite to that of other bodies within its system, as observed from a particular vantage point.
The Arecibo Observatory is a radio telescope in the municipality of Arecibo, Puerto Rico.
Arthur Robert Hinks, CBE, FRS (26 May 1873 – 14 April 1945) was a British astronomer and geographer.
Asteroids are minor planets, especially those of the inner Solar System.
The asteroid belt is the circumstellar disc in the Solar System located roughly between the orbits of the planets Mars and Jupiter.
An asteroid spectral type is assigned to asteroids based on their emission spectrum, color, and sometimes albedo (reflectivity).
The astronomical unit (symbol: au, ua, or AU) is a unit of length, roughly the distance from Earth to the Sun.
Auguste Honoré Charlois (November 26, 1864 – March 26, 1910) was a French astronomer who discovered 99 asteroids while working at the Nice Observatory in southeastern France.
Beta Aquarii (β Aquarii, abbreviated Beta Aqr, β Aqr) is a double star in the constellation of Aquarius.
The California Institute of Technology (abbreviated Caltech)The university itself only spells its short form as "Caltech"; other spellings such as.
Cambridge is a university city and the county town of Cambridgeshire, England, on the River Cam approximately north of London.
Carl Gustav Witt (October 29, 1866 – January 3, 1946) was a German astronomer and discover of two asteroids who worked at the Berlin Urania Observatory, a popular observatory of the Urania astronomical association of Berlin.
Ceres (minor-planet designation: 1 Ceres) is the largest object in the asteroid belt that lies between the orbits of Mars and Jupiter, slightly closer to Mars' orbit.
The Chicxulub crater is an impact crater buried underneath the Yucatán Peninsula in Mexico.
The Cretaceous–Paleogene (K–Pg) extinction event, also known as the Cretaceous–Tertiary (K–T) extinction, was a sudden mass extinction of some three-quarters of the plant and animal species on Earth, approximately 66 million years ago.
A degree (in full, a degree of arc, arc degree, or arcdegree), usually denoted by ° (the degree symbol), is a measurement of a plane angle, defined so that a full rotation is 360 degrees.
In astronomy, the distance to a visual binary star may be estimated from the masses of its two components, the size of their orbit, and the period of their orbit about one another.
In Greek mythology, Eros (Ἔρως, "Desire") was the Greek god of sexual attraction.
Gram per cubic centimetre is a unit of density in the CGS system, commonly used in chemistry, defined as mass in grams divided by volume in cubic centimetres.
Greek mythology is the body of myths and teachings that belong to the ancient Greeks, concerning their gods and heroes, the nature of the world, and the origins and significance of their own cult and ritual practices.
Sir Harold Spencer Jones KBE FRS FRSE PRAS (29 March 1890 Kensington, London – 3 November 1960) was an English astronomer.
An hour (symbol: h; also abbreviated hr.) is a unit of time conventionally reckoned as of a day and scientifically reckoned as 3,599–3,601 seconds, depending on conditions.
Icarus is a scientific journal dedicated to the field of planetary science.
An impact crater is an approximately circular depression in the surface of a planet, moon, or other solid body in the Solar System or elsewhere, formed by the hypervelocity impact of a smaller body.
An impact event is a collision between astronomical objects causing measurable effects.
The International Astronomical Union (IAU; Union astronomique internationale, UAI) is an international association of professional astronomers, at the PhD level and beyond, active in professional research and education in astronomy.
The Jet Propulsion Laboratory (JPL) is a federally funded research and development center and NASA field center in Pasadena, California, United States, with large portions of the campus in La Cañada Flintridge, California.
Julian day is the continuous count of days since the beginning of the Julian Period and is used primarily by astronomers.
In astronomy, a Julian year (symbol: a) is a unit of measurement of time defined as exactly 365.25 days of SI seconds each.
An Earth-crosser is a near-Earth asteroid whose orbit crosses that of Earth as observed from the ecliptic pole of Earth's orbit.
This is a list of named geological features on asteroid 433 Eros.
A Mars-crossing asteroid (MCA, also Mars-crosser, MC) is an asteroid whose orbit crosses that of Mars.
The following tables list all minor planets and comets that have been visited by spacecraft.
Love encompasses a variety of different emotional and mental states, typically strongly and positively experienced, ranging from the most sublime virtue or good habit, the deepest interpersonal affection and to the simplest pleasure.
Lunar distance (LD or \Delta_), also called Earth–Moon distance, Earth–Moon characteristic distance, or distance to the Moon, is a unit of measure in astronomy.
Mars is the fourth planet from the Sun and the second-smallest planet in the Solar System after Mercury.
The National Aeronautics and Space Administration (NASA) is an independent agency of the executive branch of the United States federal government responsible for the civilian space program, as well as aeronautics and aerospace research.
Nature is a British multidisciplinary scientific journal, first published on 4 November 1869.
The Near Earth Asteroid Rendezvous – Shoemaker (NEAR Shoemaker), renamed after its 1996 launch in honor of planetary scientist Eugene Shoemaker, was a robotic space probe designed by the Johns Hopkins University Applied Physics Laboratory for NASA to study the near-Earth asteroid Eros from close orbit over a period of a year.
A near-Earth object (NEO) is any small Solar System body whose orbit can bring it into proximity with Earth.
The Nice Observatory (Observatoire de Nice) is an astronomical observatory located in Nice, France on the summit of Mount Gros.
Parallax is a displacement or difference in the apparent position of an object viewed along two different lines of sight, and is measured by the angle or semi-angle of inclination between those two lines.
The perihelion of any orbit of a celestial body about the Sun is the point where the body comes nearest to the Sun.
In astronomy, perturbation is the complex motion of a massive body subject to forces other than the gravitational attraction of a single other massive body.
A planetary flyby is the act of sending a space probe past a planet or a dwarf planet close enough to record scientific data.
Radar is an object-detection system that uses radio waves to determine the range, angle, or velocity of objects.
Regolith is a layer of loose, heterogeneous superficial deposits covering solid rock.
S-type asteroids are asteroids with a spectral type that is indicative of a silicaceous (i.e. stony) mineralogical composition, hence the name.
Seismology (from Ancient Greek σεισμός (seismós) meaning "earthquake" and -λογία (-logía) meaning "study of") is the scientific study of earthquakes and the propagation of elastic waves through the Earth or through other planet-like bodies.
Springer Science+Business Media or Springer, part of Springer Nature since 2015, is a global publishing company that publishes books, e-books and peer-reviewed journals in science, humanities, technical and medical (STM) publishing.
The surface gravity, g, of an astronomical or other object is the gravitational acceleration experienced at its surface.
A thrust fault is a break in the Earth's crust, across which older rocks are pushed above younger rocks.
185 Eunike is a dark and very large main-belt asteroid, with an approximate diameter of 157 kilometres.
Vesta, minor-planet designation 4 Vesta, is one of the largest objects in the asteroid belt, with a mean diameter of.
7 Iris is a large main-belt asteroid orbiting the Sun between Mars and Jupiter.