NationMaster - Encyclopedia: 42 Isis

42 Isis (eye'-sis) is a large main belt asteroid. In physics, an orbit is the path that an object makes, around another object, whilst under the influence of a source of centripetal force, such as gravity. ... Image of the main asteroid belt between the orbits of Mars and Jupiter. ... In geometry, the semi-major axis (also semimajor axis) a applies to ellipses and hyperbolas. ... The astronomical unit (AU or au or a. ... This article is about several astronomical terms (apogee & perigee, aphelion & perihelion, generic equivalents based on apsis, and related but rarer terms. ... The astronomical unit (AU or au or a. ... This article is about several astronomical terms (apogee & perigee, aphelion & perihelion, generic equivalents based on apsis, and related but rarer terms. ... The astronomical unit (AU or au or a. ... The orbital period is the time it takes a planet (or another object) to make one full orbit. ... A year is the time between two recurrences of an event related to the orbit of the Earth around the Sun. ... Inclination is one of the six orbital parameters describing the shape and orientation of a celestial orbit and is the angular distance of the orbital plane from the plane of the reference (usually planets equator or the ecliptic), stated in degrees. ... In astrodynamics, under standard assumptions any orbit must be of conic section shape. ... For the geometric term, see diameter. ... A kilometre (American spelling: kilometer), symbol: km is a unit of length in the metric system equal to 1000 metres (from the Greek words Ï‡Î¯Î»Î¹Î± (khilia) = thousand and Î¼ÎÏ„ÏÎ¿ (metro) = count/measure). ... In astronomy, a rotation period is the time an astronomical object takes to complete one revolution around its rotation axis. ... The hour (symbol: h) is a unit of time. ... In astronomy the term spectral class refers to classifying objects according to their spectral lines, which indicate an objects chemical composition. ... Approximately 17% of all known asteroids are of an S-type (for stony) composition. ... In astronomy, absolute magnitude is the apparent magnitude, m, an object would have if it were at a standardized distance away. ... The albedo is a measure of reflectivity of a surface or body. ... Norman Robert Pogson (March 23, 1829 â€“ June 23, 1891) was a British astronomer. ... Jump to: navigation, search 1856 was a leap year starting on Tuesday (see link for calendar). ... The asteroid belt is a region of the solar system falling roughly between the planets Mars and Jupiter where the greatest concentration of asteroid orbits can be found. ... Jump to: navigation, search Whoever deleted this is a mean guy. ...

Isis was discovered by N. R. Pogson on May 23, 1856. It was his first asteroid discovery. It is named after Isis, the classical (Greek) name of an Egyptian goddess. Norman Robert Pogson (March 23, 1829 â€“ June 23, 1891) was a British astronomer. ... May 23 is the 143rd day of the year in the Gregorian calendar (144th in leap years). ... Jump to: navigation, search 1856 was a leap year starting on Tuesday (see link for calendar). ... // Isis in Egypt Early Isis Isis (Greek corruption; the Egyptian is Aset) was originally a goddess from Nubia, and was adopted into Egyptian belief very early. ... Jump to: navigation, search Egyptian mythology (or Egyptian religion) is the name for the succession of beliefs held by the people of Egypt until the coming of Christianity and Islam. ...

41 Daphne is a large Main belt asteroid. ... 43 Ariadne (AIR ee ADD nee) is a fairly large and bright main belt asteroid. ...

Categories: Asteroid stubs | Main Belt asteroids | Asteroids named from Egyptian mythology Minor planets, or planetoids are minor bodies of the Solar system orbiting the Sun (or of other planetary systems orbiting other stars) that are larger than meteoroids (the largest of which might be taken to be around 10 meters or so across) but smaller than major planets (Mercury having a... Vulcanoids are hypothetical asteroids that may orbit in a dynamically stable zone between 0. ... The asteroid belt is a region of the solar system falling roughly between the planets Mars and Jupiter where the greatest concentration of asteroid orbits can be found. ... Near-Earth objects (NEO) are asteroids, comets and large meteoroids whose orbit intersects Earths orbit and which may therefore pose a collision danger. ... Image of the Trojan asteroids in front of and behind Jupiter along its orbital path. ... The centaurs are a class of icy planetoids that orbit the Sun between Jupiter and Neptune, named after the mythical race of centaurs. ... Damocloids are asteroids such as 5335 Damocles and (16746) 1996 PW that have long-period highly eccentric orbits typical of periodic comets such as 1P/Halley, but without showing a cometary coma or tail. ... Photo of the comet Hale-Bopp above a tree. ... A trans-Neptunian object (TNO) is any object in the solar system which orbits the sun at a greater distance on average than Neptune. ... Artists rendering of the Kuiper Belt and more distant Oort cloud. ... The scattered disc (or scattered disk) is a distant region of our solar system, thinly populated by a subset of the family of trans-Neptunian objects known as scattered disk objects (SDOs). ... This image is an artists rendering of the Oort cloud and the Kuiper Belt. ... 243 Ida and its moon Dactyl An asteroid moon is an asteroid that orbits another asteroid. ... Jump to: navigation, search Presentation of the solar system (not to scale) The solar system is the retinue of objects gravitationally bound to our Sun. ... This is a list of numbered asteroids, in sequential order. ... This page alphabetically lists the first thousand asteroids to be numbered, which are mostly in the main belt. ...