49 relations: Apollo, Apparent magnitude, Apsis, Asteroid spectral types, Astronomical unit, California Institute of Technology, CBC News, Centaur (minor planet), Chariclo, Chiron, Chuí Stream, CNN, Comet, D-type asteroid, Degree (angle), Distant minor planet, Hour, Impact event, International Astronomical Union, James V. Scotti, Jet Propulsion Laboratory, Julian day, Julian year (astronomy), Kitt Peak National Observatory, Kuiper belt, List of possible dwarf planets, List of Uranus-crossing minor planets, Michael E. Brown, Minor planet, Monthly Notices of the Royal Astronomical Society, Myr, Nature (journal), New Scientist, Nymph, Occultation, Opposition (planets), Orbital resonance, Oyapock, Provisional designation in astronomy, Ring system, Rings of Chariklo, Saturn, Shepherd moon, Spacewatch, Springer Science+Business Media, Uranus, 2060 Chiron, 5145 Pholus, 7066 Nessus.
Apollo (Attic, Ionic, and Homeric Greek: Ἀπόλλων, Apollōn (Ἀπόλλωνος); Doric: Ἀπέλλων, Apellōn; Arcadocypriot: Ἀπείλων, Apeilōn; Aeolic: Ἄπλουν, Aploun; Apollō) is one of the most important and complex of the Olympian deities in classical Greek and Roman religion and Greek and Roman mythology.
The apparent magnitude of a celestial object is a number that is a measure of its brightness as seen by an observer on Earth.
An apsis (ἁψίς; plural apsides, Greek: ἁψῖδες) is an extreme point in the orbit of an object.
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.
The California Institute of Technology (abbreviated Caltech)The university itself only spells its short form as "Caltech"; other spellings such as.
CBC News is the division of the Canadian Broadcasting Corporation responsible for the news gathering and production of news programs on the corporation's English-language operations, namely CBC Television, CBC Radio, CBC News Network, and CBC.ca.
Centaurs are small solar system bodies with a semi-major axis between those of the outer planets.
Chariclo (or; graceful spinner) is either of two nymphs in Greek mythology.
In Greek mythology, Chiron (also Cheiron or Kheiron; Χείρων "hand") was held to be the superlative centaur amongst his brethren, as he was called as the "wisest and justest of all the centaurs".
Christmas is an annual festival commemorating the birth of Jesus Christ,Martindale, Cyril Charles.
The Christmas season, also called the festive season, or the holiday season (mainly in the U.S. and Canada; often simply called the holidays),, is an annually recurring period recognized in many Western and Western-influenced countries that is generally considered to run from late November to early January.
Christmas Eve is the evening or entire day before Christmas Day, the festival commemorating the birth of Jesus.
Christmas traditions vary from country to country.
The Chuí, or Chuy, Stream (Brazilian Portuguese: Arroio Chuí, Rioplatense Spanish: Arroyo Chuy or), is a short stream on the Brazilian–Uruguayan border that is celebrated as Brazil's southernmost point.
Cable News Network (CNN) is an American basic cable and satellite television news channel and an independent subsidiary of AT&T's WarnerMedia.
A comet is an icy small Solar System body that, when passing close to the Sun, warms and begins to release gases, a process called outgassing.
D-type asteroids have a very low albedo and a featureless reddish spectrum.
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.
The term distant minor planet is used by the International Astronomical Union's Minor Planet Center to refer collectively to those minor planets found in the outer Solar System that are not commonly thought of as "asteroids".
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.
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.
James Vernon Scotti (born 1960) is an American astronomer.
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.
The Kitt Peak National Observatory (KPNO) is a United States astronomical observatory located on Kitt Peak of the Quinlan Mountains in the Arizona-Sonoran Desert on the Tohono O'odham Nation, west-southwest of Tucson, Arizona.
The Kuiper belt, occasionally called the Edgeworth–Kuiper belt, is a circumstellar disc in the outer Solar System, extending from the orbit of Neptune (at 30 AU) to approximately 50 AU from the Sun.
It is estimated that there may be 200 dwarf planets in the Kuiper belt of the outer Solar System and possibly more than 10,000 in the region beyond.
A Uranus-crosser is a minor planet whose orbit crosses that of Uranus.
Michael E. Brown (born June 5, 1965) is an American astronomer, who has been professor of planetary astronomy at the California Institute of Technology (Caltech) since 2003.
A minor planet is an astronomical object in direct orbit around the Sun (or more broadly, any star with a planetary system) that is neither a planet nor exclusively classified as a comet.
Monthly Notices of the Royal Astronomical Society (MNRAS) is a peer-reviewed scientific journal covering research in astronomy and astrophysics.
The abbreviation myr, "million years", is a unit of a quantity of (i.e.) years, or 31.6 teraseconds.
Nature is a British multidisciplinary scientific journal, first published on 4 November 1869.
New Scientist, first published on 22 November 1956, is a weekly, English-language magazine that covers all aspects of science and technology.
New Year is the time or day at which a new calendar year begins and the calendar's year count increments by one.
New Year's Day, also called simply New Year's or New Year, is observed on January 1, the first day of the year on the modern Gregorian calendar as well as the Julian calendar.
In the Gregorian calendar, New Year's Eve (also known as Old Year's Day or Saint Sylvester's Day in many countries), the last day of the year, is on 31 December which is the seventh day of Christmastide.
A nymph (νύμφη, nýmphē) in Greek and Latin mythology is a minor female nature deity typically associated with a particular location or landform.
An occultation is an event that occurs when one object is hidden by another object that passes between it and the observer.
In positional astronomy, two astronomical objects are said to be in opposition when they are on opposite sides of the celestial sphere, as observed from a given body (usually Earth).
In celestial mechanics, an orbital resonance occurs when orbiting bodies exert a regular, periodic gravitational influence on each other, usually because their orbital periods are related by a ratio of small integers.
The Oyapock or Oiapoque River is a 370-km (230-mi)–long river in South America that forms most of the border between French Guiana and the Brazilian state of Amapá.
Provisional designation in astronomy is the naming convention applied to astronomical objects immediately following their discovery.
A ring system is a disc or ring orbiting an astronomical object that is composed of solid material such as dust and moonlets, and is a common component of satellite systems around giant planets.
The minor planet and centaur 10199 Chariklo, with a diameter of about, is the second smallest object with rings and the sixth ringed object ever discovered in the Solar System.
Saturn is the sixth planet from the Sun and the second-largest in the Solar System, after Jupiter.
A shepherd moon (also herder moon, watcher moon) is a small natural satellite that clears a gap in planetary-ring material or keeps particles within a ring contained.
The Spacewatch project is an astronomical survey that specializes in the study of minor planets, including various types of asteroids and comets at Kitt Peak National Observatory near Tucson, Arizona, in the United States.
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.
Uranus is the seventh planet from the Sun.
2018 has been designated as the third International Year of the Reef by the International Coral Reef Initiative.
2019 (MMXIX) will be a common year starting on Tuesday of the Gregorian calendar, the 2019th year of the Common Era (CE) and Anno Domini (AD) designations, the 19th year of the 3rd millennium, the 19th year of the 21st century, and the 10th and last year of the 2010s decade.
2060 Chiron, provisional designation, and also known as 95P/Chiron, is a minor planet in the outer Solar System, orbiting the Sun between Saturn and Uranus.
5145 Pholus (from Φόλος) provisional designation, is an eccentric centaur in the outer Solar System, approximately 180 kilometers in diameter, that crosses the orbit of both Saturn and Neptune.
7066 Nessus (from Νέσσος) is a centaur (a type of icy minor planet) that was discovered by David L. Rabinowitz, working with Spacewatch, at Kitt Peak on 26 April 1993.