The European southern Observatory (ESO) has obtained a three-dimensional image of the spiral structure in the gas surrounding the dying red giant star LL Pegasi. Animated movie introduced Gizmodo.
An international team of astronomers saw the details of the star, located in 3,4 thousand light-years from Earth, using a set of radio telescopes Atacama Large Millimeter Array. She is in the final stage of its evolution, when the stars, turning into red giants and begin to drop the outer shell of the gas, forming a planetary nebula. The helical structure has arisen from the fact that LL Pegasi revolves around the companion star.