Alpha Centauri

pistol star,pistol nebula,sagittarius constellation

Pistol Star

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The Pistol Star, also known as V4647 Sagittarii, is a blue hypergiant star located about 25,000 light years from Earth in the constellation Sagittarius. It is a candidate luminous blue variable (cLBV) and one of the most luminous stars known, with a luminosity 1,600,000 times that of the Sun.
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coalsack,dark nebula

Coalsack Nebula

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The Coalsack Nebula is one of the best known dark nebulae in the sky, along with the nearby Dark Doodad Nebula and the Horsehead Nebula. The Coalsack is located in the southern constellation Crux and overlaps into the neighbouring constellations Musca and Centaurus.

The dark cloud of cold gas and dust lies at a distance of 600 light years from Earth and is about 30 to 35 light years across.
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ngc 5128,hamburger galaxy

Centaurus A

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Centaurus A is a peculiar galaxy located in the southern constellation Centaurus. It is the fifth brightest galaxy in the night sky, the nearest giant galaxy to the Milky Way, and one of the nearest radio galaxies to Earth.

Its exact type is uncertain, but it is usually classified either as a giant elliptical or lenticular galaxy. The galaxy’s exact distance from Earth is also uncertain, but estimates generally range from 10 to 16 million light years.
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nearest star to earth,closest star to the sun

Proxima Centauri

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Proxima Centauri, also known as Alpha Centauri C, is the closest star to Earth. It is located in the constellation Centaurus.

The star lies at a distance of only 4.243 light years from Earth. The name Proxima means “next to” or “nearest to” in Latin. Proxima’s distance to the second and third closest stars to the Sun, Alpha Centauri A and Alpha Centauri B, is 0.237 ± 0.011 light years.

Proxima Centauri is very likely the third component of the Alpha Centauri system, but the star’s orbital period may be more than 500,000 years.
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The Southern Cross

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The Southern Cross is one of the best known asterisms in the night sky, and the most familiar star pattern in the southern hemisphere.

Composed of five stars forming the shape of a cross, it is the most distinctive feature of the constellation Crux, the smallest constellation in the sky. The Southern Cross is notable for containing two bright stars, Acrux and Gacrux, which point the way to the Southern Celestial Pole.
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