Sigma Octantis - Wikipedia
WEBSigma Octantis is the current southern pole star, whose counterpart is Polaris, the current North Star. To an observer in the southern hemisphere, Sigma Octantis appears almost motionless and all the other stars in the Southern sky appear to rotate around it.
Pole star - Wikipedia
WEBA pole star is a visible star that is approximately aligned with the axis of rotation of an astronomical body; that is, a star whose apparent position is close to one of the celestial poles. On Earth, a pole star would lie directly overhead …
Is there a 'South Star'? - Astronomy Stack Exchange
WEBSep 6, 2014 · There is a "South Star" called Sigma Octanis located in the constellation Octans, but it is so dim that virtually nobody calls it the south star. Just another side note: Polaris doesn't always point North.
Sirius is a future southern Pole Star - EarthSky
WEBJan 5, 2023 · On January evenings, use the Belt of Orion to star-hop to Sirius, a future southern Pole Star. Believe it or not, the brightest star in the sky – our sparkling night beacon, Sirius in the ...
Polaris - Wikipedia
WEBPolaris is a star in the northern circumpolar constellation of Ursa Minor. It is designated α Ursae Minoris (Latinized to Alpha Ursae Minoris) and is commonly called the North Star or Pole Star.
The changing pole star - Explaining Science
WEBSep 25, 2020 · It lies about 1 degree away from the South Celestial Pole – roughly twice the apparent diameter of the Moon in the sky and is normally considered to be the southern pole star. However, Sigma Octantis is so faint that it is only visible to the naked eye in rural areas away from light pollution.
Use the Southern Cross to find due south | Favorite Star …
WEBApr 26, 2017 · The sky’s south pole has no such bright star. But, if you’re in the Southern Hemisphere, you can indeed use the Southern Cross – also known as the constellation Crux – to find celestial...
South Star: Sigma Octantis (Polaris Australis) - Star Facts
WEBJun 28, 2022 · Polaris Australis (Sigma Octantis) is the current South Star, the nearest visible star to the south celestial pole. It is a yellow giant located 294 light-years away in the faint southern constellation Octans.
The Pole Star – British Astronomical Association - britastro.org
WEBAug 13, 2018 · The star which lies at the north celestial pole is called the north polar star or ‘Polaris’, similarly the one which lies at the southern celestial pole is called the south polar star.
Latitude and the stars: Location is key - EarthSky
WEBJan 30, 2023 · There is no bright southern pole star. But, at Earth’s southerly latitudes, the south celestial pole – a point on the sky’s dome directly above Earth’s south pole – lies somewhere ...