WebLisp (historically LISP) is a family of programming languages with a long history and a distinctive, fully parenthesized prefix notation. Originally specified in 1958, Lisp is the second-oldest high-level programming language still in common use. Only Fortran is older, by one year. Lisp has changed since its early days, and many dialects have existed over …

WebSep 17, 2019 · The three fainter components (Rigel Ba, Bb and C) are sometimes simply called Rigel B. There is another star, fainter and at wider separation, that is a suspected component of the system. Rigel A is a luminous supergiant, separated from the fainter triple star system by 9.5 arcseconds. It is 400 times brighter than Rigel BC.

WebA parte il Sole, le stelle sono così lontane da essere visibili solo come punti di luce, nonostante il loro diametro sia di milioni di chilometri. Nell'immagine, scattata dal telescopio spaziale Hubble, la Nube stellare del Sagittario (), un ammasso aperto nell'omonima costellazione.. Una stella è un corpo celeste che brilla di luce visibile, propria. Si tratta di …

WebMany nebulae have no clear beginning or end, and no clear boundaries. These are diffuse nebulae. Other kinds of nebulae are formed out of explosions of dying stars, and these are called supernova remnant nebulae. Another kind of nebula, a planetary nebula, is created with material lost from a red giant phase of a dying star.

WebMira (/ ˈ m aɪ r ə /), designation Omicron Ceti (ο Ceti, abbreviated Omicron Cet, ο Cet), is a red-giant star estimated to be 200–400 light-years from the Sun in the constellation Cetus.. ο Ceti is a binary stellar system, consisting of a variable red giant (Mira A) along with a white dwarf companion ().Mira A is a pulsating variable star and was the first non …

WebThe Pleiades (/ ˈ p l iː. ə d iː z, ˈ p l eɪ-, ˈ p l aɪ-/), also known as The Seven Sisters, Messier 45 and other names by different cultures, is an asterism and an open star cluster containing middle-aged, hot B-type stars in the north-west of the constellation Taurus.At a distance of about 444 light years, it is among the nearest star clusters to Earth.It is the nearest …

WebLibra / ˈ l iː b r ə / is a constellation of the zodiac and is located in the Southern celestial hemisphere.Its name is Latin for weighing scales.Its old astronomical symbol is (♎︎). It is fairly faint, with no first magnitude stars, and lies between Virgo to the west and Scorpius to the east. Beta Librae, also known as Zubeneschamali, is the brightest star in the …

Web• Notes = Common name(s) or alternate name(s); comments; notable properties [for example: multiple star status, range of variability if it is a variable star, exoplanets, etc.] See also [ edit ] List of stars by constellation

WebVisual Basic, originally called Visual Basic .NET (VB.NET), is a multi-paradigm, object-oriented programming language, implemented on .NET, Mono, and the .NET Framework.Microsoft launched VB.NET in 2002 as the successor to its original Visual Basic language, the last version of which was Visual Basic 6.0. Although the ".NET" portion of …

WebSep 09, 2019 · Polaris, Alpha Ursae Minoris (α UMi), commonly known as the North Star, is the closest relatively bright star to the north celestial pole. It lies at an estimated distance between 323 and 433 light years (99 to 133 parsecs) from Earth and has an apparent magnitude that varies between 1.86 and 2.13.