It was discovered in 1915 by Robert Innes, who was director of Union Observatory in Johannesburg,...
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Transcript of It was discovered in 1915 by Robert Innes, who was director of Union Observatory in Johannesburg,...
Proxima CentaruiBy: Keriah Thompson
Discovery
It was discovered in 1915 by Robert Innes, who was director of Union Observatory in Johannesburg, South Africa.
What The Name Means.
The name Proxima comes from a Latin word meaning “nearest” or “next to” because it’s the third closest to the sun.
Centarui System
Proxima Centarui is part of the triple star system and smaller than its partners Alpha Centarui A and Alpha Centarui B. its approx. one seventh the size of our sun.
How A Star Is Born Video.
More Facts….
If we were nearer like on Venus’ orbit the heat would have evaporated all our oceans, but if we were father the temperature would be too cold to support life.
Proxima Centarui’s flares are believed to be caused by a magnetic activity.
Even though Proxima Centarui is nearest to the sun it is still 4.2 light years away!
Proxima Centarui is smaller than our sun with a mass approx. 0.123 solar masses and a radius of only about 0.145 solar radii.
Proxima Centauri’s apparent magnitude is 11.05 and the absolute magnitude 15.5
Sun Video