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Alpha Centauri ( α Centauri, α Cen, or Alpha Cen) is a triple star system in the southern constellation of Centaurus. It consists of three stars: Rigil Kentaurus ( α Centauri A ), Toliman ( α Centauri B ), and Proxima Centauri ( α Centauri C ). [13] Proxima Centauri is the closest star to the Sun at 4.2465 light-years (1.3020 pc ).
Venus is the second planet from the Sun. It is a terrestrial planet and is the closest in mass and size to its orbital neighbour Earth. Venus is notable for having the densest atmosphere of the terrestrial planets, composed mostly of carbon dioxide with a thick, global sulfuric acid cloud cover.
The plus–minus sign, ±, is a symbol with multiple meanings: In mathematics, it generally indicates a choice of exactly two possible values, one of which is obtained through addition and the other through subtraction. In statistics and experimental sciences, the sign commonly indicates the confidence interval or uncertainty bounding a range ...
Opened on 4 September 1994, the airport serves as a hub for several airlines such as All Nippon Airways, Japan Airlines, and Nippon Cargo Airlines. It is the international gateway for Japan's Kansai region, which contains the major cities of Kyoto, Kobe, and Osaka. Other Kansai domestic flights fly from the older but more conveniently located ...